CN212112662U - Cash register liner, liner opening equipment and cash register system - Google Patents
Cash register liner, liner opening equipment and cash register system Download PDFInfo
- Publication number
- CN212112662U CN212112662U CN202020722665.4U CN202020722665U CN212112662U CN 212112662 U CN212112662 U CN 212112662U CN 202020722665 U CN202020722665 U CN 202020722665U CN 212112662 U CN212112662 U CN 212112662U
- Authority
- CN
- China
- Prior art keywords
- liner
- power supply
- cash register
- communication module
- control circuit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model relates to a receive silver-colored inner bag, open courage equipment and receive silver-colored system. Wherein, the cashier liner comprises: the inner container lock is used for unlocking when being powered on; the first communication module is used for wirelessly communicating with the gallbladder opening equipment to receive an unlocking instruction; the cash register control circuit is respectively and electrically connected with the liner lock and the first communication module and is used for verifying the identity of the liner opening device after receiving the unlocking instruction and outputting an unlocking signal to control the liner lock to be unlocked when the verification is passed. The utility model discloses an adopt automatically controlled inner bag lock, receive silver-colored control circuit and carry out radio communication through first communication module and open the courage equipment, receive the unblock instruction to control the inner bag lock and unblank when verifying that the courage equipment identity passes through, use radio communication mode to carry out unblock control, the cancellation lockhole, make to receive silver-colored inner bag difficult quilt and destroy, improve the security.
Description
Technical Field
The utility model relates to a receive silver-colored equipment technical field, especially relate to a receive silver-colored inner bag, open courage equipment and receive silver-colored system.
Background
With the continuous development of public transportation, more and more public transportation adopts the mode of unmanned ticketing to receive cash. Therefore, the cash register is needed to be used for registering cash, and after the cash register registers a certain amount or a certain time, the staff opens the inner container of the cash register to take out the collected coins.
The security of the cash register apparatus is very important because a certain amount of money is accumulated in the cash register apparatus and then taken out.
Traditional cash registering equipment opens the chamber door through the key and takes out the coin, but the box is destroyed easily, and the security is low. Some receive silver-colored equipment and prevent to destroy through thickening the box outer wall of receiving silver-colored equipment, nevertheless still have the problem that the security is low because the ordinary mechanical lock lockhole that its adopted is easily prized the lock.
SUMMERY OF THE UTILITY MODEL
In view of the above, it is necessary to provide a cashier liner, a liner opening device and a cashier system for solving the problem of low security of the cashier device.
A cashier liner, comprising:
the inner container lock is used for unlocking when being powered on;
the first communication module is used for wirelessly communicating with the gallbladder opening equipment to receive an unlocking instruction;
the cash register control circuit is respectively and electrically connected with the inner container lock and the first communication module, and is used for verifying the identity of the inner container opening device after receiving the unlocking instruction and outputting an unlocking signal to control the unlocking of the inner container lock when the verification is passed.
In one embodiment, the method further comprises the following steps:
and the RFID tag is used for being in communication connection with a main controller of the cash register system and storing the number of stored coins sent by the main controller.
In one embodiment, the inner container lock comprises:
the controlled end of the first controlled switch is electrically connected with the cash register control circuit and is used for being conducted when the unlocking signal is received;
and the locking device is connected with the first controlled switch in series and is electrified and unlocked when the first controlled switch is conducted.
In one embodiment, the method further comprises the following steps:
the wireless power supply receiving circuit is used for receiving a wireless power supply signal and converting the wireless power supply signal into power supply voltage;
and the input end of the first voltage stabilizing circuit is electrically connected with the wireless power supply receiving circuit, and the output end of the first voltage stabilizing circuit is electrically connected with the first controlled switch, the first communication module and the cash register control circuit and is used for converting the power supply voltage into a first working voltage to supply power to the first controlled switch, the first communication module and the cash register control circuit.
A gallbladder opening apparatus, comprising:
the second communication module is used for wirelessly communicating with the cash register liner;
the cash register control circuit is electrically connected with the second communication module and used for sending an unlocking instruction to the cash register inner container through the second communication module, and the unlocking instruction is used for indicating the unlocking of the cash register inner container.
In one embodiment, the method further comprises the following steps:
and the RFID reader-writer is used for reading and emptying the number of stored coins recorded by the cash register liner.
In one embodiment, the method further comprises the following steps:
the wireless power supply transmitting circuit is electrically connected with the liner opening control circuit and is used for transmitting a wireless power supply signal to the cash register liner according to the power supply indicating signal output by the liner opening control circuit;
and the second voltage stabilizing circuit is electrically connected with the wireless power supply transmitting circuit, the gallbladder opening control circuit, the RFID reader-writer and the second communication module and is used for electrically connecting a power supply and converting the voltage input by the power supply into a second working voltage to supply power for the wireless power supply transmitting circuit, the gallbladder opening control circuit, the RFID reader-writer and the second communication module.
In one embodiment, the wirelessly powered transmit circuitry comprises:
the controlled end of the second controlled switch is electrically connected with the internal bladder control circuit and is used for being conducted when the power supply indicating signal is received;
and the transmitter is electrically connected with the second voltage stabilizing circuit through the second controlled switch and is used for transmitting the wireless power supply signal when the second controlled switch is conducted.
A cashier system comprises the cashier liner according to the embodiment and the liner opening device according to the embodiment.
In one embodiment, the first communication module of the cashier liner and the second communication module of the container opening device are both infrared communication modules.
Above-mentioned receive silver-colored inner bag, open courage equipment and receive silver-colored system adopts automatically controlled inner bag lock, receives silver-colored control circuit and carries out radio communication through first communication module and open courage equipment, receives the unblock instruction to control the inner bag lock when verifying that the courage equipment identity passes through and unblank, use radio communication mode to carry out unblock control, cancel the lockhole, make and receive silver-colored inner bag difficult quilt and destroy, improve the security.
Drawings
FIG. 1 is a schematic diagram of a cash register liner in one embodiment;
FIG. 2 is a schematic diagram of a cash register liner with a currency count identification sensor and an RFID tag according to an embodiment;
FIG. 3 is a schematic diagram of a structure of the inner container lock in one embodiment;
FIG. 4 is a schematic diagram of a cash register with a wireless power receiving circuit and a first voltage regulator circuit according to an embodiment;
FIG. 5 is a schematic structural diagram of a bladder opening apparatus in one embodiment;
FIG. 6 is a schematic diagram of an embodiment of a container opening device with an RFID reader/writer;
FIG. 7 is a schematic diagram of an embodiment of a circuit for controlling power supply voltage according to an embodiment;
FIG. 8 is a schematic diagram of a wirelessly powered transmit circuit, according to an embodiment;
fig. 9 is a schematic structural diagram of a cashier system in one embodiment.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully below. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element and be integral therewith, or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
In one embodiment, as shown in fig. 1, there is provided a cashier liner 100, comprising:
the inner container lock 110 is used for unlocking when being powered on;
a first communication module 120 for wirelessly communicating with the cholecystoking device 200 to receive an unlocking instruction;
the cash register control circuit 130 is electrically connected to the inner container lock 110 and the first communication module 120, and is configured to verify the identity of the inner container opening device 200 when receiving an unlocking instruction, and output an unlocking signal to control the inner container lock 110 to unlock when the verification passes.
The cashier control circuit 130 is used for controlling each hardware inside the cashier liner 100. In one embodiment, the cashier control circuit 130 is an MCU or a CPU. The liner lock 110 is unlocked to open the liner, and in one embodiment, the liner lock 110 is a mechanical lock having an electronically controlled locking device 112. In one embodiment, the bladder lock 110 is an electromagnetic lock or other electrically controlled lock. The first communication module 120 is used for wireless communication with the cholecystoking device 200.
The cashier control circuit 130 may authenticate the identity of the gallbladder device 200 by using a common authentication method, for example, send the ID to the gallbladder device 200 through an encryption algorithm, the gallbladder device 200 performs key calculation according to the ID, and sends the key back to the cashier control circuit 130 for authentication, and if the authentication key is correct, the gallbladder device 200 is confirmed to pass the authentication. The specific identification code can be sent to be compared with a preset identification code, and if the comparison is passed, it is determined that the authentication of the gallbladder opening device 200 is passed. The invention of the present invention is not in the authentication mode, but in the use of the cash register control circuit 130 with authentication capability, and the technical personnel in the field of the cash register control circuit 130 with authentication capability can select from the existing controller.
Above-mentioned silver-colored inner bag 100 adopts automatically controlled inner bag lock 110, and silver-colored control circuit 130 carries out radio communication through first communication module 120 and opening courage equipment 200, receives the unblock instruction to control inner bag lock 110 to unblank when verifying that division courage equipment 200 identity passes through, use radio communication mode to carry out the unblock control, cancel the lockhole, make silver-colored inner bag 100 be difficult for being destroyed, improve the security.
In one embodiment, as shown in fig. 2, the cashier liner 100 further comprises:
and the RFID tag 140 is in communication connection with a main controller of the cash register system and is used for storing the number of deposited coins sent by the main controller.
The number of deposited coins is the number of coins put into the cash register liner 100, the cash register system is provided with a coin number recognition sensor for recognizing the number of the put-in coins and feeding back the number of the put-in coins to the main controller, and the main controller sends the number of the deposited coins to the RFID tag 140 for storage. The RFID technology has the advantages of water resistance, magnetism prevention, high temperature resistance, long service life, large reading distance, capability of encrypting data on the label, larger capacity of stored data, free change of stored information and the like, which are not possessed by the bar code. The RFID tag 140 is also called an electronic tag, and the encoding mode, storage mode, and read-write mode of the electronic tag are different from those of a traditional tag (such as a bar code) or a manual tag, and the storage of the electronic tag encoding is stored in a read-only or read-write format on an integrated circuit; in particular, the electronic tag is realized in a read-write mode by a wireless electronic transmission mode. The RFID tag 140 is characterized in that: a single, very specific object can be identified, rather than just one type of object as with a bar code; a plurality of objects can be identified and read at the same time, and the bar codes can be read only one by one; the amount of information stored is large; with radio frequency, data can be read through external materials, and bar codes must read information on the surface of material media by laser or infrared. The number of stored coins is stored by using the RFID tag 140, the number of stored coins can be wirelessly read by using an external RFID reading device, a data interface does not need to be arranged on the cash register liner 100 for data reading, and the anti-theft performance of the cash register liner 100 is improved.
In one embodiment, as shown in FIG. 3, the liner lock 110 includes:
the first controlled switch 111, the controlled end of which is electrically connected to the cash register control circuit 130, is used for conducting when receiving the unlocking signal;
and the locking device 112 is connected with the first controlled switch 111 in series and is electrified and unlocked when the first controlled switch 111 is conducted.
The first controlled switch 111 is turned on when the controlled terminal receives the unlock signal, which may be different according to the type of the first controlled switch 111. In one embodiment, the first controlled switch 111 is a transistor or a MOS transistor, and the unlocking signal may be a high level signal or a low level signal according to a specific type of the transistor or the MOS transistor, for example, if the transistor is an NMOS transistor, the unlocking signal is a high level signal.
In one embodiment, as shown in fig. 4, the cashier liner 100 further comprises:
and a wireless power supply receiving circuit 150, configured to receive a wireless power supply signal and convert the wireless power supply signal into a power supply voltage.
The input end of the first voltage stabilizing circuit 160 is electrically connected to the wireless power supply receiving circuit 150, and the output end of the first voltage stabilizing circuit is electrically connected to the first controlled switch 111, the first communication module 120 and the cash register control circuit 130, and is configured to convert the power supply voltage into a first working voltage to supply power to the first controlled switch 111, the first communication module 120 and the cash register control circuit 130.
In order to completely remove the opening of the cashier liner 100 and prevent lawless persons from forcibly prying off the cashier liner 100 from the outside by using the opening such as a charging port, the wireless power supply receiving circuit 150 is arranged in the cashier liner 100, and wireless power supply to the cashier liner 100 can be realized through the external wireless power supply transmitting circuit 240.
A voltage regulator circuit is a circuit that can maintain a constant output voltage even when an input voltage, a load, an ambient temperature, a circuit parameter, and the like are changed. The wireless power supply may have a large voltage variation, and the first voltage stabilizing circuit 160 may provide a stable dc power supply, which plays an important role in stabilizing the operations of the inner container lock 110, the first communication module 120, the cash register control circuit 130, and other circuits in the cash register inner container 100.
In one embodiment, as shown in fig. 5, there is provided a cholecystoking device 200 comprising:
a second communication module 210, configured to wirelessly communicate with the cashier liner 100;
the container opening control circuit 220 is electrically connected to the second communication module 210, and is configured to send an unlocking instruction to the cashier container 100 through the second communication module 210, where the unlocking instruction is used to instruct the cashier container 100 to unlock.
The container opening control circuit 220 is used to control each hardware inside the container opening apparatus 200. In one embodiment, the courage control circuit 220 is an MCU or a CPU. The second communication module 210 is used for wireless communication with the cashier device.
In one embodiment, as shown in fig. 6, the cholecystoking device 200 further comprises:
and the RFID reader 230 is configured to read and empty the number of deposited coins recorded in the cash register liner 100.
The RFID reader 230(Radio Frequency Identification), also called RFID reader, is a Radio Frequency Identification, and automatically identifies a target object and obtains related data through a Radio Frequency Identification signal, without manual intervention, and can identify a high-speed moving object and simultaneously identify a plurality of RFID tags 140, and the operation is fast and convenient. The radio frequency identification technology is a non-contact automatic identification technology, and the basic principle is to realize automatic identification of an identified object by utilizing the transmission characteristics of radio frequency signals and space coupling (inductive or electromagnetic coupling) or radar reflection. The RFID reader 230 performs wireless communication with the RFID tag through an antenna, and can perform reading or writing operations on the tag identification code and the memory data. The RFID reader 230 generally includes an RFID rf module (transmitter and receiver), a control unit, and a reader antenna. In the radio frequency identification system, the electronic tag is also called as a radio frequency tag, a transponder and a data carrier; the reader/writer is also called a reader/writer, scanner, communicator, reader (depending on whether the electronic tag can wirelessly rewrite data). The electronic tag and the reader realize space (non-contact) coupling of radio frequency signals through the coupling element, and realize transmission and data exchange in the coupling channel according to the time sequence relation.
The number of stored coins in the RFID tag 140 of the cash register liner 100 can be wirelessly read by the RFID reader/writer 230, and the number of stored coins in the RFID tag 140 is cleared after reading, so that the cash register liner 100 restarts to record the number of stored coins.
In one embodiment, as shown in fig. 7, the cholecystoking device 200 further comprises:
the wireless power supply transmitting circuit 240 is electrically connected with the liner opening control circuit 220 and is used for transmitting a wireless power supply signal to the cash register liner 100 according to the power supply indicating signal output by the liner opening control circuit 220;
the second voltage stabilizing circuit 250 is electrically connected to the wireless power supply transmitting circuit 240, the courage opening control circuit 220, the RFID reader-writer 230 and the second communication module 210, and is configured to be electrically connected to the power supply 300, and convert a voltage input by the power supply 300 into a second working voltage to supply power to the wireless power supply transmitting circuit 240, the courage opening control circuit 220, the RFID reader-writer 230 and the second communication module 210.
The wireless power supply transmitting circuit 240 is arranged in the container opening device 200, so that wireless power can be directly supplied to the cashier container 100 with the wireless power supply function, and the second voltage stabilizing circuit 250 converts the voltage input by the power supply 300 into stable direct-current voltage to supply power to the wireless power supply transmitting circuit 240, the control circuit, the RFID reader-writer 230 and the second communication module 210. The second working voltage can be divided into a plurality of different sub-voltages according to the voltage grade requirements of different power utilization circuits.
In one embodiment, as shown in fig. 8, the wirelessly powered transmit circuitry 240 includes:
the second controlled switch 241, the controlled end is electrically connected to the internal bladder control circuit 220, and is used for conducting when receiving the power supply indication signal;
and a transmitter 242 electrically connected to the second voltage stabilizing circuit 250 through the second controlled switch 241, for transmitting a wireless power supply signal when the second controlled switch 241 is turned on.
The second controlled switch 241 is turned on when the controlled terminal receives the power supply indication signal, and the power supply indication signal may be different according to the type of the second controlled switch 241. In one embodiment, the second controlled switch 241 is a transistor or a MOS transistor, and the power supply indication signal may be a high level signal or a low level signal according to a specific type of the transistor or the MOS transistor, for example, if the power supply indication signal is an NMOS transistor, the power supply indication signal is a high level signal.
In order to save electric energy, the transmitter 242 does not need to transmit a wireless power supply signal all the time, the internal control circuit 220 is turned on to output a power supply indication signal according to the requirement, the second controlled switch 241 is controlled to be turned on, and the transmitter 242 transmits the wireless power supply signal when the second voltage stabilizing circuit 250 is turned on.
In one embodiment, as shown in fig. 9, there is also provided a cashier system, which includes the cashier liner 100 according to the above embodiment, and the liner opening device 200 according to the above embodiment.
Above-mentioned silver-colored inner bag 100 receives a cash, adopt automatically controlled inner bag lock 110, receive silver-colored control circuit 130 and carry out radio communication through first communication module 120 and open the courage equipment 200, receive the unblock instruction of opening the wireless transmission of courage equipment 200, and control inner bag lock 110 and unblank when verifying that the courage equipment 200 identity passes through, use radio communication mode to carry out unblock control, the cancellation lockhole, make silver-colored inner bag 100 be difficult for being destroyed, the unblock is more convenient, security and convenience are improved.
In one embodiment, the first communication module 120 of the cashier liner 100 and the second communication module 210 of the container opening device 200 are both infrared communication modules.
Infrared communication is the transmission of data by infrared. Infrared communication is a communication channel that uses infrared rays in the near-infrared band of 950nm as a medium for transferring information. The sending end modulates the binary digital signal into a pulse sequence with a certain frequency by adopting a Pulse Position Modulation (PPM) mode, and drives the infrared emission tube to send out in a light pulse mode; the receiving end converts the received optical pulse into an electric signal, and the electric signal is amplified, filtered and the like and then sent to a demodulation circuit for demodulation, and the electric signal is restored into a binary digital signal and then output.
The infrared communication module can be embedded into the electronic equipment, is low in cost and small in size, and has a good effect on data transmission between the silver-collecting liner 100 and the liner opening equipment 200 in short distance.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. A cashier liner, comprising:
the inner container lock is used for unlocking when being powered on;
the first communication module is used for wirelessly communicating with the gallbladder opening equipment to receive an unlocking instruction;
and the cash register control circuit is respectively and electrically connected with the inner container lock and the first communication module, and is used for verifying the identity of the inner container opening device after receiving the unlocking instruction and outputting an unlocking signal to control the inner container lock to be powered on and unlocked when the verification is passed.
2. The cashier liner of claim 1, further comprising:
and the RFID tag is used for being in communication connection with a main controller of the cash register system and storing the number of stored coins sent by the main controller.
3. The cashier liner according to claim 1, wherein the liner lock comprises:
the controlled end of the first controlled switch is electrically connected with the cash register control circuit and is used for being conducted when the unlocking signal is received;
and the locking device is connected with the first controlled switch in series and is electrified and unlocked when the first controlled switch is conducted.
4. The cashier liner of claim 3, further comprising:
the wireless power supply receiving circuit is used for receiving a wireless power supply signal and converting the wireless power supply signal into power supply voltage;
and the input end of the first voltage stabilizing circuit is electrically connected with the wireless power supply receiving circuit, and the output end of the first voltage stabilizing circuit is electrically connected with the first controlled switch, the first communication module and the cash register control circuit and is used for converting the power supply voltage into a first working voltage to supply power to the first controlled switch, the first communication module and the cash register control circuit.
5. A gallbladder opening apparatus, comprising:
the second communication module is used for wirelessly communicating with the cash register liner;
the cash register control circuit is electrically connected with the second communication module and used for sending an unlocking instruction to the cash register inner container through the second communication module, and the unlocking instruction is used for indicating the unlocking of the cash register inner container.
6. The cholecystokinesis device of claim 5, further comprising:
and the RFID reader-writer is used for reading and emptying the number of stored coins recorded by the cash register liner.
7. The cholecystokinesis device of claim 6, further comprising:
the wireless power supply transmitting circuit is electrically connected with the liner opening control circuit and is used for transmitting a wireless power supply signal to the cash register liner according to the power supply indicating signal output by the liner opening control circuit;
and the second voltage stabilizing circuit is electrically connected with the wireless power supply transmitting circuit, the gallbladder opening control circuit, the RFID reader-writer and the second communication module and is used for electrically connecting a power supply and converting the voltage input by the power supply into a second working voltage to supply power for the wireless power supply transmitting circuit, the gallbladder opening control circuit, the RFID reader-writer and the second communication module.
8. The cholecystokinesis device of claim 7, wherein the wirelessly powered transmit circuit comprises:
the controlled end of the second controlled switch is electrically connected with the internal bladder control circuit and is used for being conducted when the power supply indicating signal is received;
and the transmitter is electrically connected with the second voltage stabilizing circuit through the second controlled switch and is used for transmitting the wireless power supply signal when the second controlled switch is conducted.
9. A cashier system, comprising a cashier liner according to any one of claims 1 to 4 and a liner opening device according to any one of claims 5 to 8.
10. The cashier system according to claim 9, wherein the first communication module of the cashier liner and the second communication module of the choledoch device are both infrared communication modules.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020722665.4U CN212112662U (en) | 2020-05-06 | 2020-05-06 | Cash register liner, liner opening equipment and cash register system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020722665.4U CN212112662U (en) | 2020-05-06 | 2020-05-06 | Cash register liner, liner opening equipment and cash register system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212112662U true CN212112662U (en) | 2020-12-08 |
Family
ID=73618722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020722665.4U Active CN212112662U (en) | 2020-05-06 | 2020-05-06 | Cash register liner, liner opening equipment and cash register system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212112662U (en) |
-
2020
- 2020-05-06 CN CN202020722665.4U patent/CN212112662U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP1454294B1 (en) | Wireless communication device interconnectivity | |
| US5426667A (en) | System for the contactless exchange of data, and responder for use in such a system | |
| US9767331B2 (en) | Methods and apparatus for preserving privacy in an RFID system | |
| EP1684215B1 (en) | Utilizing a laser to securely communicate with radio frequency identification tags | |
| KR100869888B1 (en) | Home door open control device and therefor automatic open control system for use in apartment complex | |
| US7274910B2 (en) | Advanced capability RFID system | |
| Ravi et al. | RFID based security system | |
| EP2330538A1 (en) | Radio frequency transponder | |
| CN202422242U (en) | Entrance guard identification system based on RFID (Radio Frequency Identification) | |
| CN212112662U (en) | Cash register liner, liner opening equipment and cash register system | |
| EP3545469B1 (en) | Method and apparatus for passive remote control | |
| CN109658638A (en) | Drinks consume monitoring management method and system | |
| EP3333776A1 (en) | Activating rfid transponder with light | |
| US20100073145A1 (en) | RFID Reaction Time Reduction | |
| US20100060430A1 (en) | Enhanced RFID Output Control | |
| US20050173539A1 (en) | Control and/or monitoring device using an electronic label, a reader and a state encoder | |
| WO2006101495A1 (en) | Advanced capability rfid system | |
| CN203733143U (en) | Electronic seal and electronic seal system | |
| KR200399644Y1 (en) | Complex RF reader practicable RF card of heterogeneity with different frequency band | |
| CN201369055Y (en) | Electronic tag converting read-write device | |
| KR200372400Y1 (en) | Security System for Cash Cassette of ATM Using RF IDentification Technology | |
| EP1688871A2 (en) | Wireless communication device interconnectivity | |
| CN115336842A (en) | Intelligent anti-shear key ring based on RFID and control method thereof | |
| CN201369054Y (en) | Electronic tag converting read-write device capable of switching from 13.56 M to 900 M in frequency | |
| Handy | Rfid technology |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |