CN113095101A - Portable radio frequency fingerprint identification device based on power amplifier - Google Patents
Portable radio frequency fingerprint identification device based on power amplifier Download PDFInfo
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- CN113095101A CN113095101A CN202110571510.4A CN202110571510A CN113095101A CN 113095101 A CN113095101 A CN 113095101A CN 202110571510 A CN202110571510 A CN 202110571510A CN 113095101 A CN113095101 A CN 113095101A
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- 239000000428 dust Substances 0.000 claims description 9
- 239000004575 stone Substances 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 7
- 230000006978 adaptation Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000012544 monitoring process Methods 0.000 description 1
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- 238000006467 substitution reaction Methods 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/10009—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves
- G06K7/10297—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves arrangements for handling protocols designed for non-contact record carriers such as RFIDs NFCs, e.g. ISO/IEC 14443 and 18092
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Abstract
The invention discloses a portable radio frequency fingerprint identification device based on a power amplifier, and relates to the technical field of radio frequency. This portable radio frequency fingerprint identification device includes: the mobile phone comprises a shell, a display screen, an electronic tag, a first control button, a first watchband, a second watchband, a power amplifier, a power divider, a radio frequency identification module, a first battery, a monitor and a moving mechanism. This portable radio frequency fingerprint identification device can discern outside RFID label, can regard as the object of being discerned by other recognition device again simultaneously, also can reduce the attenuation degree of signal as far as possible simultaneously with this quality of guaranteeing the signal, can dress, the daily carrying of person of facilitating the use and operation.
Description
Technical Field
The invention relates to the technical field of radio frequency, in particular to a portable radio frequency fingerprint identification device based on a power amplifier.
Background
Radio Frequency Identification (RFID) technology, also known as RFID, is a communication technology, commonly called electronic tag, that can identify a specific target and read and write related data by Radio signals without establishing mechanical or optical contact between the Identification system and the specific target.
The current radio frequency identification devices can only perform one-way identification operation, are handheld in daily life, and are large in size and inconvenient to carry.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a portable radio frequency fingerprint identification device based on a power amplifier. The portable radio frequency fingerprint identification device has the characteristics of being wearable and convenient to carry, and meanwhile, the radio frequency fingerprint identification device has the function of identifying other electronic tags and the function of being identified by other electronic tags.
In order to achieve the purpose, the invention adopts the following technical scheme: a portable radio frequency fingerprint identification device based on a power amplifier comprises: the mobile phone comprises a shell, a display screen, an electronic tag, a first control button, a first watchband, a second watchband, a power amplifier, a power divider, a radio frequency identification module, a first battery, a monitor and a mobile mechanism; the display screen and the first control button are arranged on the shell, the shell is provided with a groove, the electronic tag is arranged in the groove, and the power amplifier, the power divider, the radio frequency identification module, the first battery and the monitor are arranged in the shell; the power amplifier is connected with the power divider, a first port of the power divider is connected with the radio frequency identification module, a second port of the power divider is arranged in the groove, the electronic tag is connected with the moving mechanism, the first battery is connected with the monitor, the monitor is connected with the display screen, and the first watchband and the second watchband are respectively arranged on two sides of the shell; the first battery is connected with the power amplifier and the power divider through a first control button.
Furthermore, a spring and a dust cover are arranged on the shell; the dust cover is arranged above the electronic tag and connected with the groove; one end of the spring is fixedly connected with the electronic tag, the other end of the spring is fixedly connected with the inner side of the groove, and the second port of the power divider is arranged on the groove far away from one side of the spring.
Further, the electronic tag further comprises a moving mechanism, and the moving mechanism is connected with the electronic tag.
Further, the moving mechanism includes: the device comprises a knob, a rotating shaft, a turntable, a limiting rod, a supporting column, a first limiting ring, a second limiting ring and a connecting column; be equipped with first spacing ring on the spliced pole, be equipped with the support column on the first spacing ring, the one end of support column and the side fixed connection of carousel, the spliced pole sets up on the second spacing ring, the second spacing ring sets up on the gag lever post, the gag lever post sets up on a terminal surface of carousel, another terminal surface of carousel is connected with the one end of rotation axis, the other end and the knob of rotation axis are connected, open the side of shell has the aperture, the aperture is stretched out to the one end of knob.
Furthermore, one end of the connecting column is fixedly connected with one side of the electronic tag connected with the spring.
Furthermore, a second battery is arranged on the first watchband and connected with the monitor, and the second battery is connected with the power amplifier, the power divider and the electronic tag through a second control button.
Further, the first band is connected to one side of the case by a screw bolt.
Further, the second watchband is connected with the other side of the shell through a limiting sleeve.
Furthermore, the first watchband and the second watchband are provided with magnetic stones.
Compared with the prior art, the invention has the beneficial effects that: when the electronic tag in the portable radio frequency fingerprint identification device is not connected with the second port of the power divider, the portable radio frequency fingerprint identification device has the function of identifying other electronic tags; when the electronic tag is connected with the second port of the power divider, the radio frequency fingerprint identification device has the function of being identified by other electronic tags, and can reduce the attenuation degree of signals so as to ensure the quality of the signals; the portable radio frequency fingerprint identification device monitors the service condition of the battery in real time through the monitor, when the first battery is not charged, the power can be supplied by the second battery through the power connection pole, the single use time of the radio frequency fingerprint identification device is prolonged, and the safety of the radio frequency fingerprint identification device is improved through the power connection pole to switch the battery; the radio frequency fingerprint identification device is connected through the first watchband and the second watchband, is used as wearable equipment, and has the characteristics of small volume and convenience in carrying.
Drawings
FIG. 1 is a schematic diagram of a portable RF fingerprint identification device according to the present invention;
FIG. 2 is a schematic top view of a cross-sectional structure of a housing of the portable RFID device of the present invention;
FIG. 3 is a schematic structural diagram of a housing of the portable RFID device of the present invention;
FIG. 4 is a schematic view of the structure of the first wristband and the second wristband of the portable RFID device of the present invention;
FIG. 5 is a schematic diagram of an electronic tag of the portable RFID device of the present invention;
FIG. 6 is a schematic diagram of a mobile mechanism of the portable RFID device of the present invention;
in the figure: 1. a housing; 2. a display screen; 3. a groove; 4. an electronic tag; 5. a first control button; 6. a second control button; 7. a first band; 8. a second band of watchbands; 9. an antenna; 10. a power amplifier; 11. a power divider; 12. a radio frequency identification module; 13. a first port; 14. a second port; 15. a first battery; 16. a monitor; 17. a connection port; 18. a second battery; 19. an interface; 20. connecting a power post; 21. a limiting sleeve; 22. a first limit post; 23. a second limit post; 24. a first limit hole; 25. a second limiting hole; 26. a first connecting shaft; 27. a second connecting shaft; 28. a first screw hole; 29. a second screw hole; 30. a bolt; 31. magnetically attracting stone; 32. a dust cover; 33. a spring; 34. a knob; 35. a rotating shaft; 36. a turntable; 37. a limiting rod; 38. a support pillar; 39. a first limit ring; 40. a second stop collar; 41. connecting columns.
Detailed Description
The technical scheme of the invention is clearly and completely described below with reference to the accompanying drawings.
Referring to fig. 1 to 3, the portable radio frequency fingerprint recognition device includes: the device comprises a shell 1, a display screen 2, an electronic tag 4, a first control button 5, a first watchband 7, a second watchband 8, a power amplifier 10, a power divider 11, a radio frequency identification module 12, a first battery 15, a monitor 16 and a moving mechanism; the display screen 2 and the first control button 5 are arranged on the shell 1, the shell 1 is provided with a groove 3, the electronic tag 4 is arranged in the groove 3, and the power amplifier 10, the power divider 11, the radio frequency identification module 12, the first battery 15 and the monitor 16 are arranged in the shell; the power amplifier 10 is connected with the power divider 11 through the antenna 9, the signal-to-noise ratio is improved through the power amplifier 10, the first port 13 of the power divider 11 is connected with the radio frequency identification module 12 through the antenna 9, the second port 14 of the power divider 11 is arranged in the groove 3, the electronic tag 4 is connected with the moving mechanism, the moving mechanism is used for controlling the electronic tag 4 to move in the groove 3 and be connected with the second port 14 of the power divider 11, the antenna 9 is connected with the electronic tag 4, the antenna 9 can be used by the radio frequency identification module 12 and the electronic tag 4 at the same time through the power divider 11, and the whole volume of the device is reduced. The antenna 9 is not independently installed inside the electronic tag 4, but the electronic tag, the power divider 11 and the radio frequency identification module 12 share the same antenna 9, and the power divider 11 attenuates signals in the transmission process, so that the signals are amplified and transmitted through the power amplifier 10, and the attenuation degree of the signals is reduced as much as possible, so that the quality of the signals is ensured. The first battery 15 connects the power connection pole with the power amplifier 10 and the power divider 11 through the first control button 5, and when the radio frequency fingerprint device is required to identify other electronic tags, the moving mechanism is rotated, so that the electronic tag 4 is not connected with the second port 14 on the power divider 11; when the radio frequency fingerprint device needs to be identified by other electronic tags, the moving mechanism is rotated, so that the electronic tag 4 is connected with the second port 14 on the power divider 11, and the electronic tag 4 is connected with the antenna. The first battery 15 is connected with a connection port 17 on the monitor 16, the electric quantity of the first battery 15 is monitored in real time through the monitor 16, the monitor 16 is connected with the display screen 2, and the electric quantity of the first battery 15 is displayed in the display screen in real time. First watchband 7, second watchband 8 set up respectively in the both sides of shell 1, make wearable device, portable with this radio frequency fingerprint identification device.
Be equipped with second battery 18 on the first watchband 7, second battery 18 will connect electric post and power amplifier 10 through second control button 6, the ware 11 is divided to the merit is connected, consequently, be equipped with on the outside side of being connected with first watchband 7 with connect electric post 20 assorted interface 19, second battery 18 is connected with the connection port 17 on the monitor 16, through second control button 6, can realize that second battery 18 gives power amplifier 10, the ware 11 power supply is divided to the merit, the power consumption condition of the second battery of the monitoring instrument 16 also real-time supervision simultaneously, and feed back the electric quantity of second battery 18 through display screen 2 in real time. Therefore, the two power supplies are provided in the invention, when the battery power displayed on the display screen 2 is too low, the power supplies can be switched through the first control button 5 and the second control button 6, so that the single use duration of the radio frequency fingerprint identification device is prolonged, and meanwhile, the safety of the radio frequency fingerprint identification device is improved.
As shown in fig. 4, which is a schematic structural diagram of the first watchband and the second watchband of the present invention, the first watchband 7 is connected to one side of the case 1 by a bolt with a screw hole, specifically, one side of the first watchband 7 connected to the case 1 in the present invention passes through the first connecting shaft 26, the first connecting shaft 26 is provided with a first screw hole 28, the outer side 1 passes through the second connecting shaft 27, the second connecting shaft 27 is provided with a second screw hole 29, and the first screw hole 28 and the second screw hole 29 are fixedly connected by a bolt 30, so that the firmness between the first watchband 7 and the case 1 is increased, and the first watchband is also convenient to mount and dismount. The second watchband 8 is connected with the opposite side of shell 1 through stop collar 21, concretely, the one end and the outside 1 fixed connection of stop collar 21, install the spacing post of first spacing post 22 and second 23 on the stop collar 21, install the spacing hole of first spacing hole 24 and the spacing hole of second 25 on the second watchband 8, first spacing post 22 and the first spacing hole 24 looks adaptation, the spacing post of second 23 and the spacing hole 25 looks adaptation of second, can adjust the distance of first spacing hole 24 and first spacing post 22 according to the wrist of different thicknesses, adjust the distance of the spacing post 23 of second 25 and second, shorten the length of second watchband 8, thereby be applicable to all kinds of crowds' wearing. All be equipped with magnetism on first watchband 7, the second watchband 8 and inhale stone 31, can make first watchband 7 and second watchband 8 connect through the mode of magnetism, easy to assemble and dismantlement.
As shown in fig. 5, which is a schematic structural diagram of the electronic tag in the portable radio frequency fingerprint identification device of the present invention, it can be seen that the housing 1 is further provided with a spring 33 and a dust cover 32; the dust cover 32 is arranged above the electronic tag 4 and connected with the groove 3, and the dust cover 32 can prevent dust from falling into the groove 3; one end of the spring 33 is fixedly connected with the electronic tag 4, the other end of the spring 33 is fixedly connected with the inner side of the groove 3, the second port 14 of the power divider 11 is arranged on the groove 3 at the side far away from the spring 33, the electronic tag 4 can move in the groove 3, and when the spring 33 is compressed, the electronic tag 4 is not connected with the second port 14 of the power divider 11; when the spring 33 is reset, the electronic tag 4 is connected with the second port 14 of the power divider 11, and at this time, the electronic tag 4 is connected with the antenna 9, so that the radio frequency fingerprint identification device can be identified by other electronic tags.
Fig. 6 is a schematic structural diagram of a moving mechanism in the portable radio frequency fingerprint identification device of the present invention, the moving mechanism includes: the rotary knob 34, the rotating shaft 35, the rotary disc 36, the limiting rod 37, the supporting column 38, the first limiting ring 39, the second limiting ring 40 and the connecting column 41; one end of spliced pole 41 and the one side fixed connection of the electronic tags 4 that is connected with spring 33, be equipped with first spacing ring 39 on the spliced pole 41, be equipped with support column 38 on the first spacing ring 39, the one end of support column 38 and the side fixed connection of carousel 36, spliced pole 41 sets up on second spacing ring 40, second spacing ring 40 sets up on gag lever post 37, gag lever post 37 sets up on a terminal surface of carousel 36, another terminal surface of carousel 36 is connected with the one end of rotation axis 35, the other end and the knob 34 of rotation axis 35 are connected, open the side of shell 1 has the aperture, the aperture is stretched out to the one end of knob 34. The rotating shaft 35 and the turntable 36 are driven to rotate by rotating the knob 34, so that the limiting rod 37 is driven to rotate inside the second limiting ring 40, the first limiting ring 39 on the connecting column 41 drives the first limiting ring 39 to move left and right inside the housing 1, the connecting column 41 moves towards one side of the spring 33, and at the moment, the electronic tag 4 is far away from the second port 14 on the power divider 11; when the connecting column 41 moves towards the second port 14, the electronic tag 4 is connected with the second port 14 on the power divider 11 after moving, so that the electronic tag 4 is connected with the antenna 9, and the radio frequency fingerprint identification device can be identified by other electronic tags.
Finally, it should be noted that the above-mentioned contents are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, and that the simple modifications or equivalent substitutions of the technical solutions of the present invention by those of ordinary skill in the art can be made without departing from the spirit and scope of the technical solutions of the present invention.
Claims (8)
1. The utility model provides a portable radio frequency fingerprint identification device based on power amplifier which characterized in that includes: the mobile phone comprises a shell (1), a display screen (2), an electronic tag (4), a first control button (5), a first watchband (7), a second watchband (8), a power amplifier (10), a power divider (11), a radio frequency identification module (12), a first battery (15), a monitor (16) and a moving mechanism; the display screen (2) and the first control button (5) are arranged on the shell (1), a groove (3) is formed in the shell (1), the electronic tag (4) is arranged in the groove (3), and the power amplifier (10), the power divider (11), the radio frequency identification module (12), the first battery (15) and the monitor (16) are arranged in the shell; the power amplifier (10) is connected with the power divider (11), a first port (13) of the power divider (11) is connected with the radio frequency identification module (12), a second port (14) in the power divider (11) is arranged in the groove (3), the electronic tag (4) is connected with the moving mechanism, the first battery (15) is connected with the monitor (16), the monitor (16) is connected with the display screen (2), and the first watchband (7) and the second watchband (8) are respectively arranged on two sides of the shell (1); the first battery (15) is connected with the power amplifier (10) and the power divider (11) through a first control button (5).
2. The power amplifier-based portable radio frequency fingerprint identification device according to claim 1, wherein a spring (33) and a dust cover (32) are further arranged on the housing (1); the dust cover (32) is arranged above the electronic tag (4) and is connected with the groove (3); one end of the spring (33) is fixedly connected with the electronic tag (4), the other end of the spring (33) is fixedly connected with the inner side of the groove (3), and the second port (14) of the power divider (11) is arranged on the groove (3) on one side far away from the spring (33).
3. The power amplifier-based portable radio frequency fingerprint identification device according to claim 1, wherein the moving mechanism comprises: the device comprises a knob (34), a rotating shaft (35), a turntable (36), a limiting rod (37), a supporting column (38), a first limiting ring (39), a second limiting ring (40) and a connecting column (41); be equipped with first spacing ring (39) on spliced pole (41), be equipped with support column (38) on first spacing ring (39), the one end of support column (38) and the side fixed connection of carousel (36), spliced pole (41) set up on second spacing ring (40), second spacing ring (40) set up on gag lever post (37), gag lever post (37) set up on a terminal surface of carousel (36), another terminal surface of carousel (36) is connected with the one end of rotation axis (35), the other end and the knob (34) of rotation axis (35) are connected, open the side of shell (1) has the aperture, the aperture is stretched out to the one end of knob (34).
4. The power amplifier-based portable radio frequency fingerprint identification device according to claim 3, wherein one end of the connecting column (41) is fixedly connected with one side of the electronic tag (4) connected with the spring (33).
5. The power amplifier-based portable radio frequency fingerprint identification device according to claim 1, wherein a second battery (18) is arranged on the first watchband (7), the second battery (18) is connected with the monitor (16), and the second battery (18) is connected with the power amplifier (10) and the power divider (11) through a second control button (6).
6. The power amplifier-based portable radio frequency fingerprint identification device according to claim 1, wherein the first watchband (7) is connected with one side of the case (1) through a screw bolt.
7. The power amplifier-based portable radio frequency fingerprint identification device according to claim 1, wherein the second watchband (8) is connected with the other side of the case (1) through a stop collar (21).
8. The power amplifier-based portable radio frequency fingerprint identification device according to claim 1, wherein the first watchband (7) and the second watchband (8) are provided with magnetic stones (31).
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CN202110571510.4A CN113095101A (en) | 2021-05-25 | 2021-05-25 | Portable radio frequency fingerprint identification device based on power amplifier |
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CN202110571510.4A CN113095101A (en) | 2021-05-25 | 2021-05-25 | Portable radio frequency fingerprint identification device based on power amplifier |
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CN212516576U (en) * | 2020-07-21 | 2021-02-09 | 佛山职业技术学院 | Body-building monitoring system based on RFID |
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2021
- 2021-05-25 CN CN202110571510.4A patent/CN113095101A/en active Pending
Patent Citations (9)
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KR20090001515U (en) * | 2007-08-10 | 2009-02-13 | (주)크로스윈텍 | Wrist watch emitted far infrared rays and anion with optical sensor and rfid tag |
US20100033323A1 (en) * | 2008-08-06 | 2010-02-11 | Uchicago Argonne, Llc | Radio frequency identification (rfid) surveillance tag |
CN102487608A (en) * | 2009-04-22 | 2012-06-06 | 富兰威尔公司 | A wearable RFID system |
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