CN111080876A - Face recognition entrance guard's equipment that recognition accuracy is high - Google Patents
Face recognition entrance guard's equipment that recognition accuracy is high Download PDFInfo
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- CN111080876A CN111080876A CN201911076641.4A CN201911076641A CN111080876A CN 111080876 A CN111080876 A CN 111080876A CN 201911076641 A CN201911076641 A CN 201911076641A CN 111080876 A CN111080876 A CN 111080876A
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- main body
- entrance guard
- gear
- face recognition
- baffle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
- F03G3/00—Other motors, e.g. gravity or inertia motors
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- General Engineering & Computer Science (AREA)
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Abstract
The invention relates to a face recognition entrance guard device with high recognition precision, which comprises a main body, a camera and a display screen, wherein a cavity is arranged in the main body, the display screen and the camera are arranged on the same side of the main body, the face recognition entrance guard device also comprises a shielding mechanism and a power generation mechanism, the shielding mechanism comprises a power tube, a lifting rod, a pipeline, an electric valve, an air pump, a fixed sleeve, a piston block, a driving block, a bracket, a baffle plate and two rotating rods, the power generation mechanism comprises a limiting groove, a rack, a first gear, a second gear, a generator, an installation shaft, an inertia wheel and a one-way bearing, in the face recognition entrance guard device with high recognition precision, the interference of external environment on the face information of the entrance guard is reduced through the shielding effect of the shielding mechanism, the precision of the entrance guard is improved, the kinetic energy generated when the shielding mechanism runs can, and then, the electric energy is supplied to the entrance guard, so that the energy-saving performance of the entrance guard is improved.
Description
Technical Field
The invention relates to the field of security and protection equipment, in particular to face recognition entrance guard equipment with high recognition precision.
Background
The security protection mainly comprises a closed circuit monitoring system, an anti-theft alarm system, a building intercom system, a parking factory management system, a community all-purpose card system, an infrared perimeter alarm system, an electronic fence, a night watching system, an attendance access control system, a security protection machine room system, an electronic examination room system, an intelligent door lock and the like, wherein the basic configuration of each subsystem comprises the following steps: the system comprises three units of a front end, transmission, information processing, control, display and communication.
Face identification entrance guard is as one kind of security protection equipment, the huge facility that provides for people's life, prior art's face identification entrance guard is when using, if the user rear background is too complicated, will cause the influence to face identification, face identification entrance guard's identification precision has been reduced, moreover, prior art's face identification entrance guard is in standby state for a long time, cause face identification entrance guard to need consume a large amount of electric energy, face identification entrance guard's energy-conserving performance has been reduced.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, the face recognition access control equipment with high recognition precision is provided.
The technical scheme adopted by the invention for solving the technical problems is as follows: a face recognition entrance guard device with high recognition accuracy comprises a main body, a camera and a display screen, wherein a cavity is formed in the main body, the display screen and the camera are arranged on the same side of the main body, the face recognition entrance guard device further comprises a shielding mechanism and a power generation mechanism, the shielding mechanism is connected with the top end of the main body, the power generation mechanism is arranged in the main body, and the shielding mechanism is connected with the power generation mechanism;
the shielding mechanism comprises a power tube, a lifting rod, a pipeline, an electric valve, an air pump, a fixed sleeve, a piston block, a driving block, a support, a baffle and two rotating rods, the baffle is arranged on one side of the main body close to the camera, the axis of the power tube is parallel to the baffle, the power tube is arranged inside the main body, the length of the power tube is smaller than the height of the main body, the bottom end of the power tube is fixedly connected with the inner wall of the bottom of the main body, the bottom end of the power tube is communicated with the outside of the main body through an air pipe, the air pump and the electric valve are both arranged on the pipeline, the piston block is arranged inside the power tube, the piston block and the power tube are in sliding and sealing connection, the lifting rod and the fixed sleeve are both arranged coaxially with the power tube, the fixed sleeve is fixedly connected with the top of the main body, the lifting rod passes through the fixed sleeve, and, the bottom end of the lifting rod is fixedly connected with the piston block, the top end of the lifting rod is hinged with the driving block, the support is parallel to the lifting rod, the support is fixedly connected with one side of the top end of the main body, which is far away from the baffle, the two rotating rods are parallel to each other, one ends of the two rotating rods are hinged with the support, the other ends of the two rotating rods are hinged with the top of the baffle, two mounting holes are formed in the driving block, the two rotating rods penetrate through the driving block, and the driving block is in sliding connection with the rotating rods;
the power generation mechanism comprises a limit groove, a rack, a first gear, a second gear, a generator, a mounting shaft, an inertia wheel and a one-way bearing, the limit groove is parallel to the axis of the lifting rod, the limit groove is arranged at one side of the lifting rod, the rack is arranged on the inner wall of the bottom of the limit groove, the mounting shaft is vertical to the lifting rod, one end of the mounting shaft is fixedly connected with the inner wall of the main body, the first gear and the inertia wheel are arranged coaxially with the mounting shaft, one side of the first gear, which is connected with the mounting shaft through a bearing and the first gear, is arranged in the limiting groove, the first gear is meshed with the rack, the inertia wheel is fixedly connected with one side of the first gear, the generator is fixedly connected with the inner wall of the main body, an output shaft of the generator is in transmission connection with a second gear through a one-way bearing, and the first gear is meshed with the second gear.
Preferably, in order to improve entrance guard's degree of automation, the inside of main part is equipped with PLC, display screen and camera all are connected with PLC electricity.
Preferably, in order to improve the energy-saving performance of the access control system, a photovoltaic panel is arranged on one side, far away from the main body, of the baffle.
Preferably, the baffle is provided with a heater to improve the user experience.
Preferably, in order to enlarge the shooting range of the camera, the camera is a wide-angle camera.
Preferably, in order to improve the heat dissipation performance of the access control system, the main body is made of an aluminum alloy.
Preferably, the power tube is coated with a sealing grease in order to improve the sealing performance between the power tube and the piston block.
Preferably, the baffle is coated with a corrosion resistant coating in order to extend the useful life of the baffle.
Preferably, the rotating lever is coated with grease in order to reduce wear of the rotating lever.
Preferably, the number of teeth of the first gear is larger than the number of teeth of the second gear in order to increase the rotation speed of the second gear.
The face identification access control equipment with high identification precision has the advantages that interference of external environment on face information of the access control is reduced through the shielding effect of the shielding mechanism, the identification precision of the access control is improved, compared with the existing shielding mechanism, the shielding mechanism also realizes the function of positioning the face, the identification precision of the access control is further improved, and not only kinetic energy generated when the shielding mechanism runs can be converted into electric energy through the power generation mechanism, and then the electric energy is supplied to the access control for use, so that the energy-saving performance of the access control is improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic structural diagram of a face recognition access control device with high recognition accuracy according to the present invention;
fig. 2 is a sectional view of the face recognition access control device of the present invention with high recognition accuracy;
FIG. 3 is a schematic view of a connection structure of a lifting rod and a power pipe of the high-recognition-precision face recognition entrance guard device of the invention;
FIG. 4 is an enlarged view of portion A of FIG. 2;
in the figure: 1. the device comprises a support, 2 parts of a driving block, 3 parts of a lifting rod, 4 parts of a rotating rod, 5 parts of a camera, 6 parts of a main body, 7 parts of a baffle, 8 parts of a display screen, 9 parts of a fixing sleeve, 10 parts of a power pipe, 11 parts of an electric valve, 12 parts of a pipeline, 13 parts of an air pump, 14 parts of a piston block, 15 parts of a rack, 16 parts of a limiting groove, 17 parts of a first gear, 18 parts of a generator, 19 parts of a second gear, 20 parts of an inertia wheel, 21 parts of a one-way bearing and 22 parts of a mounting shaft.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1, the face recognition access control device with high recognition accuracy comprises a main body 6, a camera 5 and a display screen 8, wherein a cavity is formed in the main body 6, the display screen 8 and the camera 5 are both arranged on the same side of the main body 6, the face recognition access control device further comprises a shielding mechanism and a power generation mechanism, the shielding mechanism is connected with the top end of the main body 6, the power generation mechanism is arranged in the main body 6, and the shielding mechanism is connected with the power generation mechanism;
the interference of external environment on the face information recognized by the entrance guard is reduced through the shielding effect of the shielding mechanism, the accuracy of entrance guard recognition is improved, kinetic energy generated when the shielding mechanism operates can be converted into electric energy through the power generation mechanism, and then the electric energy is supplied to the entrance guard for use, so that the energy-saving performance of the entrance guard is improved;
as shown in fig. 2-3, the shielding mechanism includes a power tube 10, a lifting rod 3, a pipeline 12, an electric valve 11, an air pump 13, a fixing sleeve 9, a piston block 14, a driving block 2, a bracket 1, a baffle 7 and two rotating rods 4, the baffle 7 is disposed on one side of the main body 6 close to the camera 5, the axis of the power tube 10 is parallel to the baffle 7, the power tube 10 is disposed inside the main body 6, the length of the power tube 10 is smaller than the height of the main body 6, the bottom end of the power tube 10 is fixedly connected with the inner wall of the bottom of the main body 6, the bottom end of the power tube 10 is communicated with the outside of the main body 6 through an air pipe, the air pump 13 and the electric valve 11 are both mounted on the pipeline 12, the piston block 14 is disposed inside the power tube 10, the piston block 14 is connected with the power tube 10 in a sliding and sealing manner, the lifting rod 3 and the fixing sleeve 9 are both coaxial with the, the fixed sleeve 9 is fixedly connected with the top of the main body 6, the lifting rod 3 penetrates through the fixed sleeve 9, the lifting rod 3 is fixedly connected with the fixed sleeve 9, the bottom end of the lifting rod 3 is fixedly connected with the piston block 14, the top end of the lifting rod 3 is hinged with the driving block 2, the support 1 is parallel to the lifting rod 3, the support 1 is fixedly connected with one side, away from the baffle 7, of the top end of the main body 6, the two rotating rods 4 are parallel to each other, one ends of the two rotating rods 4 are hinged with the support 1, the other ends of the two rotating rods 4 are hinged with the top of the baffle 7, two mounting holes are formed in the driving block 2, the two rotating rods 4 penetrate through the driving block 2, and the driving block 2 is in sliding connection with the rotating rods 4;
under the supporting action of the power tube 10 and the fixed sleeve 9, the stability of the lifting rod 3 is improved, when the electric valve 11 is opened, the air pump 13 provides power, external air is injected into the power tube 10 through the pipeline 12, the piston block 14 is driven to ascend along the power tube 10 through air pressure, under the transmission action of the lifting rod 3, the driving block 2 is driven to ascend through the piston block 14, the stability of the rotating rod 4 is improved through the bracket 1, the rotating rod 4 is driven to rotate upwards around a hinge point with the bracket 1 through the driving block 2, the baffle 7 is folded through the rotating rod 4, then the electric valve 11 is closed, the air pressure in the power tube 10 is kept stable, the stability of the piston block 14 is improved through the supporting action of the air pressure on the piston block 14, the continuous work of the air pump 13 is not needed at the moment, the storage state of the baffle 7 can be kept, and the energy consumption of the, the space occupancy rate of the entrance guard is reduced, the practicability of the entrance guard is improved, when the entrance guard needs to be used, the electric valve 11 is opened, air in the power pipe 10 is discharged from the pipeline 12, the baffle 7 is rotated to one side of the main body 6 close to the camera 5 under the action of the gravity of the baffle 7, the rear side of a user is blocked by the baffle 7, the influence of the rear environment on the accuracy of human face information collected by the entrance guard is reduced, the identification precision of the entrance guard is improved, in the process of folding and unfolding the baffle 7, power is required to be provided by the air pump 13 only in the process of lifting the baffle 7, the energy-saving performance of the entrance guard is improved, meanwhile, the distance between a human body and the camera 5 can be controlled by the baffle 7, and the identification precision of the entrance guard is;
as shown in fig. 4, the power generation mechanism includes a limit groove 16, a rack 15, a first gear 17, a second gear 19, a power generator 18, an installation shaft 22, an inertia wheel 20 and a one-way bearing 21, the limit groove 16 is parallel to the axis of the lifting rod 3, the limit groove 16 is disposed on one side of the lifting rod 3, the rack 15 is disposed on the inner wall of the bottom of the limit groove 16, the installation shaft 22 is perpendicular to the lifting rod 3, one end of the installation shaft 22 is fixedly connected with the inner wall of the main body 6, the first gear 17 and the inertia wheel 20 are both disposed coaxially with the installation shaft 22, the first gear 17 is connected with the installation shaft 22 through a bearing, one side of the first gear 17 is disposed inside the limit groove 16, the first gear 17 is engaged with the rack 15, the inertia wheel 20 is fixedly connected with one side of the first gear 17, the power generator 18 is fixedly connected with the inner wall of the main body 6, the output shaft of the generator 18 is in transmission connection with a second gear 19 through a one-way bearing 21, and the first gear 17 is meshed with the second gear 19;
when the baffle 7 descends under the action of gravity, the lifting rod 3 descends along the fixed sleeve 9, the connection stability of the first gear 17 and the lifting rod 3 is improved through the limiting effect of the limiting groove 16, the stability of the first gear 17 and the inertia wheel 20 is improved through the one-way bearing under the supporting effect of the mounting shaft 22, in the descending process of the lifting rod 3, the first gear 17 is driven to rotate through the rack 15, the second gear 19 is driven to rotate through the first gear 17, the generator 18 is driven to operate through the second gear 19, then the electric energy generated by the generator 18 is supplied to the door for use, the energy-saving performance of the door is improved, when the lifting rod 3 ascends through the one-way bearing 21, the generator 18 stops rotating, the generator 13 does not need to do work on the generator 18, the load of the air pump 13 is reduced, the number of turns of the rotation of the first gear 17 is increased through the inertia wheel 20, the power generation efficiency of the generator 18 is improved.
Preferably, in order to improve the automation degree of the access control, a PLC is arranged inside the main body 6, and the display screen 8 and the camera 5 are both electrically connected with the PLC;
the PLC programmable logic controller adopts a programmable memory for storing programs therein, executing instructions facing users such as logic operation, sequence control, timing, counting, arithmetic operation and the like, and controls various types of machinery or production processes through digital or analog input/output, is a computer specially used for industrial control in essence, has a hardware structure basically the same as that of a microcomputer, is generally used for data processing and instruction receiving and outputting, is used for realizing central control, controls the entrance guard to operate through the PLC, collects face information through a camera 5, and can display the working state of the entrance guard through a display screen 8, thereby improving the automation degree of the entrance guard.
Preferably, in order to improve the energy-saving performance of the access control system, a photovoltaic panel is arranged on one side of the baffle 7, which is far away from the main body 6;
the photovoltaic panel converts light energy into electric energy, the electric energy is supplied to the entrance guard, and the energy-saving performance of the entrance guard is improved.
Preferably, in order to improve the experience of the user, a heater is arranged on the baffle 7;
the temperature around the baffle 7 is improved through the heater, so that the user can be warmer around the baffle 7 in cold weather, and the experience of the user is improved.
Preferably, the camera 5 is a wide-angle camera in order to enlarge the shooting range of the camera 5.
Preferably, in order to improve the heat dissipation performance of the access control system, the main body 6 is made of aluminum alloy;
because the aluminum alloy has better heat-conducting property, the heat-conducting property of the main body 6 is improved, and the heat-radiating performance of the access control is improved.
Preferably, in order to improve the sealing performance between the power tube 10 and the piston block 14, the power tube 10 is coated with sealing grease;
the clearance between the power tube 10 and the piston block 14 is reduced through the sealing grease, and the sealing performance between the power tube 10 and the piston block 14 is improved.
Preferably, in order to prolong the service life of the baffle 7, the baffle 7 is coated with an anti-corrosion coating;
the corrosion speed of the baffle 7 is slowed down through the anti-corrosion coating, and the service life of the baffle 7 is prolonged.
Preferably, in order to reduce the wear of the rotating rod 4, the rotating rod 4 is coated with grease;
the friction between the rotating rod 4 and the driving block 2 is reduced by the lubricating grease, and the abrasion of the rotating rod 4 is reduced.
Preferably, in order to increase the rotation speed of the second gear 19, the number of teeth of the first gear 17 is greater than that of the second gear 19;
since the number of teeth of the first gear 17 is greater than that of the second gear 19, the rotational speed of the second gear 19 is greater than that of the first gear 17, and the power generation efficiency of the generator 18 is improved by the second gear 19.
When needs use entrance guard, motorised valve 11 is opened, under the effect of the gravity of baffle 7, make baffle 7 rotate the main part 6 be close to one side of camera 5, then block the user rear through baffle 7, the influence of rear environment to entrance guard collection face information accuracy has been reduced, entrance guard's discernment's precision has been improved, when baffle 7 descends under the effect of gravity, lifter 3 descends along fixed sleeve 9, in-process at lifter 3 decline, rotate through rack 15 drive first gear 17, then rotate through first gear 17 drive second gear 19, then drive generator 18 through second gear 19 and move, later supply the entrance guard with the electric energy that generator 18 sent to use, entrance guard's energy-saving performance has been improved.
Compared with the prior art, among this face identification entrance guard's equipment that discernment precision is high, through the effect of sheltering from that shelters from the mechanism, the interference of external environment to entrance guard discernment face information has been reduced, entrance guard's discernment precision has been improved, compared with the current mechanism of sheltering from, should shelter from the mechanism and still realized the function of going on fixing a position the face, entrance guard's discernment precision has further been improved, moreover, can convert the kinetic energy that shelters from the mechanism operation production into the electric energy through power generation mechanism, later use the electric energy supply entrance guard, entrance guard's energy-saving performance has been improved, compare with current power generation mechanism, this power generation mechanism has realized and has sheltered from the linkage of mechanism, power generation mechanism's.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. The face recognition access control equipment with high recognition accuracy comprises a main body (6), a camera (5) and a display screen (8), wherein a cavity is formed in the main body (6), the display screen (8) and the camera (5) are arranged on the same side of the main body (6), and the face recognition access control equipment is characterized by further comprising a shielding mechanism and a power generation mechanism, wherein the shielding mechanism is connected with the top end of the main body (6), the power generation mechanism is arranged in the main body (6), and the shielding mechanism is connected with the power generation mechanism;
the shielding mechanism comprises a power pipe (10), a lifting rod (3), a pipeline (12), an electric valve (11), an air pump (13), a fixed sleeve (9), a piston block (14), a driving block (2), a support (1), a baffle (7) and two rotating rods (4), wherein the baffle (7) is arranged on one side, close to the camera (5), of the main body (6), the axis of the power pipe (10) is parallel to the baffle (7), the power pipe (10) is arranged inside the main body (6), the length of the power pipe (10) is smaller than the height of the main body (6), the bottom end of the power pipe (10) is fixedly connected with the inner wall of the bottom of the main body (6), the bottom end of the power pipe (10) is communicated with the outside of the main body (6) through an air conveying pipe, the air pump (13) and the electric valve (11) are both arranged on the pipeline (12), and the piston block (14) is arranged inside the power pipe (10), the utility model discloses a power tube, including piston piece (14) and power tube (10) slip and sealing connection, lifter (3) and fixed sleeve (9) all with power tube (10) coaxial setting, the top fixed connection of fixed sleeve (9) and main part (6), fixed sleeve (9) are passed to lifter (3), lifter (3) and fixed sleeve (9) fixed connection, the bottom and piston piece (14) fixed connection of lifter (3), the top and the drive block (2) of lifter (3) are articulated, support (1) is parallel with lifter (3), one side fixed connection of keeping away from baffle (7) on support (1) and the top of main part (6), two dwang (4) are parallel to each other, and the one end of two dwang (4) all is articulated with support (1), and the other end of two dwang (4) all is articulated with the top of baffle (7), two mounting holes are formed in the driving block (2), the two rotating rods (4) penetrate through the driving block (2), and the driving block (2) is connected with the rotating rods (4) in a sliding mode;
the power generation mechanism comprises a limiting groove (16), a rack (15), a first gear (17), a second gear (19), a power generator (18), an installation shaft (22), an inertia wheel (20) and a one-way bearing (21), wherein the limiting groove (16) is parallel to the axis of the lifting rod (3), the limiting groove (16) is arranged on one side of the lifting rod (3), the rack (15) is arranged on the inner wall of the bottom of the limiting groove (16), the installation shaft (22) is vertical to the lifting rod (3), one end of the installation shaft (22) is fixedly connected with the inner wall of the main body (6), the first gear (17) and the inertia wheel (20) are coaxially arranged with the installation shaft (22), the first gear (17) is connected with the installation shaft (22) through the bearing, one side of the first gear (17) is arranged in the limiting groove (16), and the first gear (17) is meshed with the rack (15), the inertia wheel (20) is fixedly connected with one side of the first gear (17), the generator (18) is fixedly connected with the inner wall of the main body (6), an output shaft of the generator (18) is in transmission connection with the second gear (19) through a one-way bearing (21), and the first gear (17) is meshed with the second gear (19).
2. The face recognition entrance guard equipment with high recognition accuracy as claimed in claim 1, wherein a PLC is arranged inside the main body (6), and the display screen (8) and the camera (5) are both electrically connected with the PLC.
3. The face recognition entrance guard equipment with high recognition accuracy as claimed in claim 1, wherein a photovoltaic panel is arranged on one side of the baffle (7) far away from the main body (6).
4. The face recognition entrance guard equipment with high recognition accuracy as claimed in claim 1, wherein the baffle (7) is provided with a heater.
5. The face recognition entrance guard device with high recognition accuracy as claimed in claim 1, wherein the camera (5) is a wide-angle camera.
6. The face recognition entrance guard equipment with high recognition accuracy as claimed in claim 1, wherein the main body (6) is made of aluminum alloy.
7. The face recognition entrance guard device with high recognition accuracy as claimed in claim 1, wherein the power tube (10) is coated with sealing grease.
8. The face recognition entrance guard equipment with high recognition accuracy as claimed in claim 1, wherein the baffle (7) is coated with an anticorrosive coating.
9. The face recognition entrance guard device with high recognition accuracy as set forth in claim 1, wherein the rotating rod (4) is coated with grease.
10. The face recognition entrance guard device with high recognition accuracy as set forth in claim 1, wherein the number of teeth of the first gear (17) is greater than the number of teeth of the second gear (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911076641.4A CN111080876A (en) | 2019-11-06 | 2019-11-06 | Face recognition entrance guard's equipment that recognition accuracy is high |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911076641.4A CN111080876A (en) | 2019-11-06 | 2019-11-06 | Face recognition entrance guard's equipment that recognition accuracy is high |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111080876A true CN111080876A (en) | 2020-04-28 |
Family
ID=70310684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911076641.4A Withdrawn CN111080876A (en) | 2019-11-06 | 2019-11-06 | Face recognition entrance guard's equipment that recognition accuracy is high |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111080876A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113763620A (en) * | 2021-09-14 | 2021-12-07 | 孟琦 | Combined access control, method and device for controlling combined access control, and storage medium |
| CN113903116A (en) * | 2021-10-09 | 2022-01-07 | 哈尔滨徙木科技有限公司 | Face recognition system |
| CN114783095A (en) * | 2022-04-20 | 2022-07-22 | 湖南敏求电子科技有限公司 | High security visitor system and visitor supervisory equipment thereof |
-
2019
- 2019-11-06 CN CN201911076641.4A patent/CN111080876A/en not_active Withdrawn
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113763620A (en) * | 2021-09-14 | 2021-12-07 | 孟琦 | Combined access control, method and device for controlling combined access control, and storage medium |
| CN113763620B (en) * | 2021-09-14 | 2023-07-18 | 孟琦 | Combined access control, method and device for controlling combined access control and storage medium |
| CN113903116A (en) * | 2021-10-09 | 2022-01-07 | 哈尔滨徙木科技有限公司 | Face recognition system |
| CN113903116B (en) * | 2021-10-09 | 2024-04-16 | 上海天跃科技股份有限公司 | Face recognition system |
| CN114783095A (en) * | 2022-04-20 | 2022-07-22 | 湖南敏求电子科技有限公司 | High security visitor system and visitor supervisory equipment thereof |
| CN114783095B (en) * | 2022-04-20 | 2023-11-21 | 湖南敏求电子科技有限公司 | High security visitor system and visitor supervisory equipment thereof |
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Application publication date: 20200428 |