CN213582165U - Electronic device and electronic system - Google Patents
Electronic device and electronic system Download PDFInfo
- Publication number
- CN213582165U CN213582165U CN202022679078.4U CN202022679078U CN213582165U CN 213582165 U CN213582165 U CN 213582165U CN 202022679078 U CN202022679078 U CN 202022679078U CN 213582165 U CN213582165 U CN 213582165U
- Authority
- CN
- China
- Prior art keywords
- power supply
- processor
- connection port
- unit
- electrically connected
- 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 application discloses an electronic device, which comprises an electric connection port, a processor, a power supply switch and a coded lock unit; the electric connection port is used for connecting external electronic equipment; the power supply switch is electrically connected with the processor and the electric connection port and used for receiving an instruction of the processor to control the on-off of the power supply of the electric connection port; the password lock unit is detachably and electrically connected with the processor and used for sending a use state signal of the electric connection port to the processor according to a password input result; when the password input by the password lock unit is correct, the processor controls the power supply switch to conduct power supply to the electric connection port; when the password input by the password lock unit is wrong, the processor controls the power supply switch to cut off the power supply to the electric connection port; the scheme can realize setting the password for the electric connection port to control the usability of the electric connection port, can perform power-off forbidding on the electric connection port when the electric connection port needs to be forbidden, and can recover power supply in the form of inputting the password when the electric connection port needs to be used.
Description
Technical Field
The present application relates to the field of electronic devices, and in particular, to an electronic device and an electronic system.
Background
The USB interface is one of the most common data interfaces of a computer, and is an important communication interface between a storage medium and the computer; at present, USB interfaces of most computers on the market are not designed with use permission, secret files in the computers are easily copied and obtained by people through the USB interfaces, the USB interfaces need to be protected for special enterprises or departments, or computers with USB interface use permission designs need to be customized, for example: the USB interface is detached or blocked in a physical blocking mode or is set to be forbidden through a Basic Input Output System (BIOS) and an operating System.
However, both physical lockout and software settings have certain disadvantages, such as: the physical blocking mode prevents the user from using the USB interface, and the software setting mode disables the setting of the disabled USB interface by removing a Real Time Clock (RTC) battery, a Complementary Metal Oxide Semiconductor (CMOS) and the like, so that the limited use of the USB interface has a major disadvantage.
SUMMERY OF THE UTILITY MODEL
The embodiment of the application provides a connecting device, which aims to solve the problems that the existing spring lock is not tightly matched with a fixed end through a bolt in a lap joint mode, and is easy to shake; and a larger circumferential rotating space is needed, so that the device is not suitable for the problems of smaller thickness and strict requirements on the circumferential space.
In order to solve the above technical problem, an embodiment of the present application provides the following technical solutions:
a first aspect of the present application provides a connection device, which includes an electrical connection port for connecting an external electronic device;
a processor;
the power supply switch is electrically connected with the processor and the electric connection port and used for receiving an instruction of the processor to control the on-off of the power supply of the electric connection port;
the password lock unit is detachably and electrically connected with the processor and used for sending a use state signal of the electric connection port to the processor according to a password input result;
when the password input by the password lock unit is correct, the processor controls the power supply switch to conduct power supply to the electric connection port; when the password input by the password lock unit is wrong, the processor controls the power supply switch to cut off the power supply to the electric connection port.
In some modified embodiments of the first aspect of the present application, in the electronic device, the processor includes a signal receiving unit, a signal transmitting unit, a signal converting unit, and a storage unit;
the signal receiving unit is electrically connected with the coded lock unit and used for receiving the use state signal of the electric connection port;
the signal conversion unit is electrically connected with the signal receiving unit and the storage unit and is used for matching the use state signal of the electric connection port with preset matching information and converting the use state signal into a control instruction of the power supply switch;
the storage unit is used for storing the preset matching information, and the matching information comprises a use state signal of the electric connection port and a control instruction of the power supply switch corresponding to the use state signal;
the signal sending unit is electrically connected with the signal conversion unit and used for sending the control instruction of the power supply switch to the power supply switch.
In some modified embodiments of the first aspect of the present application, in the electronic device, the combination lock unit includes an electronic combination lock module and a processing module;
the electronic coded lock module is electrically connected with the processing module and is used for inputting coded information;
the processing module is used for storing preset password information and judging whether the input password information is matched with the preset password information;
the processing module is electrically connected with the processor and used for feeding back unlocking success/failure information to the processor.
In some modified embodiments of the first aspect of the present application, in the electronic device, the processor is electrically connected to a standby power supply of the electronic device and a main controller of the electronic device;
the coded lock unit is electrically connected with a standby power supply of the electronic equipment and used for obtaining power supply from the standby power supply and sending an in-place signal to the processor;
when the coded lock unit is electrically connected with the processor, the processor receives the in-place signal and allows the main controller to be powered on and started up; and when the coded lock unit is not electrically connected with the processor, the processor does not receive the on-position signal and forbids the main controller to be powered on and started.
In some modified embodiments of the first aspect of the present application, the electronic device further includes an alarm unit;
the alarm unit is electrically connected with the processor and/or the coded lock unit;
when the password input by the password lock unit is wrong, the alarm unit sends out an alarm signal.
In some modified embodiments of the first aspect of the present application, the electronic device further includes a locking unit;
the locking unit is electrically connected with the processor and/or the coded lock unit, and the locking unit is electrically connected with the processor and/or the power supply switch;
when the number of times of password errors input by the password lock unit reaches a preset value, the locking unit locks the processor and/or the power supply switch.
In some variations of the first aspect of the present application, in the electronic device, the electronic combination lock module includes a mechanical button and/or a touch screen.
In some modified embodiments of the first aspect of the present application, in the electronic device, the electrical connection port is electrically connected to a system power supply of the electronic device;
the power supply switch is disposed between the electrical connection port and the system power supply.
In some variations of the first aspect of the present application, the electronic device recited above, wherein the combination lock unit comprises a connector for detachable electrical connection with the processor.
In a second aspect of the present application, an electronic system is provided, which includes the electronic device described above.
Compared with the prior art, the connection device provided by the first aspect of the application can realize setting the password for the electric connection port to control the usability of the electric connection port by matching the password lock unit, the processor and the power supply switch, when the password is set, the password is correctly input to control the electric connection port to be powered on and the electric connection port is available, otherwise, the password is incorrectly input to control the electric connection port to be powered off and the electric connection port is unavailable; the power-off disabling can be carried out on the electric connection port when the electric connection port needs to be disabled, and the power supply can be recovered in a password input mode when the electric connection port needs to be used; the method solves the problems that the existing computer has the defects of physical blockage or software setting of the USB data interface for ensuring the confidentiality of data, and the timely, confidential and available flexibility of the USB interface cannot be ensured.
Drawings
The above and other objects, features and advantages of exemplary embodiments of the present application will become readily apparent from the following detailed description read in conjunction with the accompanying drawings. Several embodiments of the present application are illustrated by way of example and not by way of limitation in the figures of the accompanying drawings and in which like reference numerals refer to similar or corresponding parts and in which:
fig. 1 schematically illustrates a structural diagram of an electronic device provided in an embodiment of the present application;
fig. 2 schematically shows a detailed structural diagram of an electronic device provided by an embodiment of the present application;
fig. 3 schematically shows another detailed structural diagram of an electronic device provided in an embodiment of the present application;
fig. 4 schematically illustrates a signal trend diagram inside an electronic device according to an embodiment of the present application;
the reference numbers illustrate: the system comprises an electric connection port 1, a processor 2, a signal receiving unit 21, a signal sending unit 22, a signal conversion unit 23, a storage unit 24, a power supply switch 3, a coded lock unit 4, an electronic coded lock module 41, a processing module 42, a connector 43, a standby power supply 5, a main controller 6, an alarm unit 7, a locking unit 8, a system power supply 9 and electronic equipment 10.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which this application belongs.
In order to solve the technical problems, the general idea of the embodiment of the application is as follows:
example 1
Referring to fig. 1, an electronic device 10 provided in an embodiment of the present application includes an electrical connection port 1, a processor 2, a power supply switch 3, and a combination lock unit 4; the electric connection port 1 is used for connecting an external electronic device 10; the power supply switch 3 is electrically connected with the processor 2 and the electric connection port 1 and is used for receiving an instruction of the processor 2 to control the on-off of the power supply of the electric connection port 1;
the password lock unit 4 is detachably and electrically connected with the processor 2 and is used for sending a use state signal of the electric connection port 1 to the processor 2 according to a password input result;
when the password input by the password lock unit 4 is correct, the processor 2 controls the power supply switch 3 to conduct power supply to the electric connection port 1; when the password input by the password lock unit 4 is wrong, the processor 2 controls the power supply switch 3 to cut off the power supply to the electric connection port 1.
Specifically, in order to solve the problems that the existing computer has defects in the physical blocking of the USB data interface or the software setting for ensuring the data confidentiality, and cannot ensure the flexibility of timely confidentiality and availability of the USB interface, the electronic device 10 provided in this embodiment electrically connects the combination lock unit 4 and the processor 2 detachably, so that when the electrical connection port 1 needs to be used, the combination lock unit 4 and the processor 2 are electrically connected and the usable signal of the electrical connection port 1 is sent by means of password input, and further controls the power supply switch 3 to turn on the power supply of the electrical connection port 1, so that the electrical connection port 1 is available, otherwise, when the electrical connection port 1 needs to be disabled or the password input of the combination lock unit 4 is wrong, the processor 2 controls the power supply switch 3 to cut off the power supply of the electrical connection port 1, the electric connection port 1 can not be used, the flexibility of the electric connection port 1 is realized, and the safety of data in the electronic equipment 10 is ensured.
The electronic device 10 may be a terminal electronic device 10, such as a notebook computer or a desktop computer, which has data storage and analysis functions.
The electrical connection port 1 has a data transmission function, may be a common USB interface, and may be specifically divided into four interface types of Type-A, Type-B, Type-C, Micro-B, and the electrical connection port 1 is disposed on the electronic device 10, so that the electronic device 10 can be detachably electrically connected to an external electronic device 10 to implement switching or mutual data transmission; the external electronic device 10 may be a usb disk, a hard disk, a mobile optical drive, a card reader, a digital camera, a mobile phone, etc., and the electronic device 10 and the external electronic device 10 are adapted or data-transmitted through the electrical connection port 1, which can be easily understood and implemented by those skilled in the art, and will not be described herein; in this embodiment, the state of the electrical connection port 1 on the electronic device 10 is not a common state, but is determined by whether power is supplied or not, and whether power is supplied to the electrical connection port 1 is determined by a control instruction of the processor 2, further, the control instruction of the processor 2 is generated by a use state signal of the combination lock unit 4, when a user needs to use the electrical connection port 1, the combination lock unit 4 needs to be electrically connected with the processor 2, and a combination is input to unlock the electrical connection port, and after unlocking is successful, a state signal that the electrical connection port 1 can be used is sent to the processor 2, and the processor 2 generates a power-on instruction to be sent to the power supply switch 3, so that the electrical connection port 1 is powered and can be electrically connected for use; on the contrary, when the unlocking of the password lock unit 4 fails, the password lock unit 4 sends a status signal that the electric connection port 1 is unavailable to the processor 2, the processor 2 sends a power supply cut-off instruction to the power supply switch 3, the electric connection port 1 is cut off to supply power, and the electric connection with the external electronic device 10 cannot be realized, so that the electric connection port 1 can be guaranteed to be disabled, and can be prevented from being stolen by other people; furthermore, when the user wants to disable the electrical connection port 1 to electrically connect the external electronic device 10, the user does not need to insert the combination lock unit 4, so that the power supply switch 3 cannot receive the instruction of conducting power supply of the processor 2, and the electrical connection port 1 is ensured to be in an unavailable state; the number of the electrical connection ports 1 is not limited herein, and may be set according to the requirement, and it is understood that the number of the power supply switches 3 needs to match the number of the electrical connection ports 1.
The processor 2 is a programmable IC capable of data transceiving, processing, and analyzing, and can implement the above functions by program editing, and the processor 2 can be a CPLD, an FPGA, an EC, and the like, which can be easily understood and implemented by those skilled in the art, and will not be described in detail herein.
The power supply switch 3 has a function of switching on or off current, and may be a power supply current limiting IC, which may be a chip capable of accurately limiting current, and the power supply switch 3 may be configured to cooperate with the processor 2 to control whether the electrical connection port 1 is powered on or off, and also prevent the electronic device 10 from being powered off or short-circuited due to short-circuit of the voltage of the electrical connection port 1 or due to excessive current when the problematic external electronic device 10 is inserted in the electrical connection port 1; the current limiting IC as the power supply switch 3 is common in the computer field, so the working principle thereof can be easily understood and realized by those skilled in the art in combination with the prior art, and will not be described in detail herein.
The combination lock unit 4 is an electronic component with locking and combination unlocking functions, such as: an electronic combination lock; in this embodiment, the combination lock unit 4 and the electronic device 10 are in a split type configuration, and when power needs to be supplied to the electrical connection port 1, the combination lock unit 4 and the electronic device 10 are electrically connected to send a status signal indicating whether the electrical connection port 1 is available to the processor through unlocking information; the combination lock unit 4 is provided with a mechanical key and/or a touch screen to input and set a combination, and the setting mode can be easily understood and implemented by those skilled in the art according to the prior art.
According to the above list, the connection device provided in the first aspect of the present application, through the cooperation of the combination lock unit 4, the processor 2 and the power supply switch 3, can realize setting a password for the electrical connection port 1 to control the usability of the electrical connection port 1, when the password is set, the password is correctly input to control the electrical connection port 1 to be powered on, and the electrical connection port 1 is usable, otherwise, when the password is incorrectly input, the electrical connection port 1 is controlled to be powered off, and the electrical connection port 1 is not usable; the power-off disabling can be carried out when the electric connection port 1 needs to be disabled, and the power supply can be recovered in the form of inputting a password when the electric connection port 1 needs to be used; the method solves the problems that the existing computer has the defects of physical blockage or software setting of the USB data interface for ensuring the confidentiality of data, and the timely, confidential and available flexibility of the USB interface cannot be ensured.
The term "and/or" herein is merely an associative relationship describing an associated object, meaning that three relationships may exist, e.g., a and/or B, specifically understood as: both a and B may be included, a may be present alone, or B may be present alone, and any of the three cases can be provided.
Further, referring to fig. 2, in an implementation of the electronic device 10 provided in the embodiment of the present application, the processor 2 includes a signal receiving unit 21, a signal sending unit 22, a signal converting unit 23, and a storage unit 24;
the signal receiving unit 21 is electrically connected with the coded lock unit 4 and is used for receiving a use state signal of the electric connection port 1;
the signal conversion unit 23 is electrically connected to the signal receiving unit 21 and the storage unit 24, and is configured to match a use state signal of the electrical connection port 1 with preset matching information and convert the use state signal into a control instruction of the power supply switch 3;
the storage unit 24 is configured to store the preset matching information, where the matching information includes a use state signal of the electrical connection port 1 and a control instruction of the power supply switch 3 corresponding to the use state signal;
the signal sending unit 22 is electrically connected to the signal converting unit 23, and is configured to send a control instruction of the power supply switch 3 to the power supply switch 3.
Specifically, in order to enable the processor 2 to generate and transmit a control instruction of the power supply switch 3 according to a password input result of the password lock unit 4, in this embodiment, the processor 2 is configured to include a signal receiving unit 21, a signal transmitting unit 22, a signal converting unit 23, and a storage unit 24; the signal receiving unit 21 and the signal sending unit 22 have functions of receiving and sending electrical signals, respectively, and can be implemented by simple programming, when the combination lock unit 4 is electrically connected to the electronic device 10, the signal receiving unit 21 receives an in-place signal (which may be a high-low potential change signal, for example, a high potential when the combination lock unit 4 is not plugged and a low potential when the combination lock unit 4 is plugged) of the combination lock unit 4, referring to fig. 4, and then the signal receiving unit 21 receives corresponding electrical signals of an available state signal (successful unlocking) of the electrical connection port 1 and an unavailable state signal (failed unlocking) of the electrical connection port 1 when the combination lock unit 4 inputs a combination; the signal conversion unit 23 has functions of data analysis, processing and comparison, and can convert the available/unavailable status signal of the electrical connection port 1 received by the signal receiving unit 21 into a corresponding control instruction for the power supply switch 3, and transmit the control instruction to the power supply switch 3 through the signal transmitting unit 22; the storage unit 24 has a data storage function, and can be implemented by simple program editing, the preset matching information, that is, a control instruction representing a power supply switch 3, is stored in advance, when the signal receiving unit 21 sends an available/unavailable state signal of the electrical connection port 1 to the converting unit 23, the converting unit 23 can call the pre-stored matching information from the storage unit 24, and extract the control instructions corresponding to the available state signal and the unavailable state signal, respectively.
Further, referring to fig. 2, in an implementation of the electronic device 10 provided in the embodiment of the present application, the combination lock unit 4 includes an electronic combination lock module 41 and a processing module 42;
the electronic coded lock module 41 is electrically connected with the processing module 42 and is used for inputting coded information;
the processing module 42 is configured to store preset password information and determine whether the input password information matches the preset password information;
the processing module 42 is electrically connected to the processor 2, and is configured to feed back unlocking success/failure information to the processor 2.
Specifically, in order to realize the locking, unlocking and status signal transmission functions of the combination lock unit 4, in this embodiment, the combination lock unit 4 is configured to include the electronic combination lock module 41 and the processing module 42; the electronic combination lock module 41 has a device for locking and unlocking through an electronic combination, which can be easily understood and implemented by those skilled in the art according to the prior art, and will not be described herein in any greater detail, and referring to the above, the electronic combination lock module 41 may include a mechanical button and/or a touch screen to implement setting and inputting of a combination; the processing module 41 has functions of data transceiving, storage and data analysis processing, and can be implemented by program editing, after the preset password information is set in the electronic password lock module 41, the preset password information is stored in the processing module 42, when the password input by the electronic password lock module 41 is the same as the preset password information, the unlocking is successful, the person using the password lock unit 4 is a non-invasive or stolen person, the electric connection port 1 is in an available state, and the signal receiving unit 21 of the processor 2 receives an available state signal of the electric connection port 1; on the contrary, if the password input by the electronic password lock module 41 is different from the preset password information, the unlocking fails, which indicates that the person using the password lock unit 4 is an abnormal person, possibly an intruder or a thief, and at this time, the electrical connection port 1 is in an unavailable state, and the signal receiving unit 21 of the processor 2 receives an unavailable state signal of the electrical connection port 1.
Further, with reference to the appendage 2, the coded lock unit 4 also comprises a connector 43, the connector 43 being intended to be removably electrically connected to the processor 2; the connector 43 is a data transmission line with a connection plug, one end of the data transmission line is electrically connected to the processing module 42 of the combination lock unit 4, the other end of the data transmission line is electrically connected to the electronic device 10, and both ends of the data transmission line can be provided with an electrical connection plug at the same time, or an electrical connection plug is arranged corresponding to only one end of the electronic device 10, and the other end of the data transmission line is integrally and electrically connected to the combination lock unit 4.
Further, referring to fig. 2, in an embodiment of the electronic device 10 provided in this application, in a specific implementation, the processor 2 is electrically connected to the standby power supply 5 of the electronic device 10 and the main controller 6 of the electronic device 10;
the coded lock unit 4 is electrically connected with a standby power supply 5 of the electronic device 10, and is used for obtaining power supply from the standby power supply 5 and sending an on-position signal to the processor 2;
when the coded lock unit 4 is electrically connected with the processor 2, the processor 2 receives the on-position signal and allows the main controller 6 to be powered on; when the coded lock unit 4 is not electrically connected with the processor 2, the processor 2 does not receive the on-position signal and prohibits the main controller 6 from being powered on and started.
Specifically, in order to ensure the use security of the electronic device 10 and improve the security performance of the electronic device 10, in this embodiment, the power supply units of the combination lock unit 4 and the processor 2 are both set as the standby power supply 5 of the electronic device 10, and referring to fig. 4, it is ensured that when the combination lock unit 4 is plugged into the electronic device 10, the standby power supply 5 of the electronic device 10 can directly supply power to the combination lock unit 4, and the processor 2 can also receive the use status signal of the electrical connection port 1 of the combination lock unit 4 without keeping the electronic device 10 in the power-on state; and meanwhile, the processor 2 is electrically connected with the main controller 6 (mainboard), so that when the electronic equipment 10 is in a power-off state, the main controller 6 (mainboard) can be powered on and started up to carry out a normal electronic equipment 10 working procedure only when the password input on the password lock unit 4 is correct, and then the control of the electric connection port 1 in a state can be carried out continuously, the confidentiality of the electronic equipment 10 is further ensured, and an intruder or a thief is prevented from opening the electronic equipment 10 to intrude or steal data.
Further, referring to fig. 3, in a specific implementation, an electronic device 10 provided in the embodiment of the present application further includes an alarm unit 7;
the alarm unit 7 is electrically connected with the processor 2 and/or the coded lock unit 4;
wherein, when the password input by the password lock unit 4 is wrong, the alarm unit 7 sends out an alarm signal.
Further, in order to improve the anti-theft coefficient of the electronic device 10, in the embodiment, the alarm unit 7 is provided, which may be an acousto-optic device, can emit sound and light effects to play a warning role, and is provided on the electronic device 10 or the combination lock unit 4; alarm unit 7 can be direct with processor 2 electricity is connected, also can with 4 detachable electricity of trick lock unit are connected, works as when the password input of trick lock unit 4 is wrong, then alarm unit 7 sends out the warning suggestion, can be buzzing, voice broadcast, light scintillation etc. can remind operating personnel on the one hand on the other hand also can remind other nearby personnel someone to want unblock electronic equipment 10 and electricity to connect port 1, and then the notice is taken precautions against consciousness or is shortened and catch the time of taking the intruder.
Further, referring to fig. 3, in an implementation of the electrical connection device provided in the embodiment of the present application, the electrical connection device further includes a locking unit 8;
the locking unit 8 is electrically connected with the processor 2 and/or the combination lock unit 4, and the locking unit 8 is electrically connected with the processor 2 and/or the power supply switch 3;
when the number of times of password errors input by the password lock unit 4 reaches a preset value, the locking unit 8 locks the processor 2 and/or the power supply switch 3.
Specifically, in order to further improve the security of the electronic device 10, in the present embodiment, a locking unit 8 is provided to have a function of cutting off or displaying data or current, which can be implemented by program editing, and the locking unit 8 is provided on the electronic device 10 or the combination lock unit 4; the locking unit 8 can be directly electrically connected with the processor 2, and also can be electrically connected with the coded lock unit 4 in a detachable manner, when the number of times of code errors input by the coded lock unit 4 reaches a preset value (the preset value is stored in the processing module 42 of the coded lock unit 4), the locking unit 8 cuts off the processor 2 and/or the power supply switch 3, so that the processor 2 and/or the power supply switch 3 cannot work and cannot transmit related signals, and further, the condition control of the electric connection port 1 cannot be realized.
Further, referring to fig. 2, in an embodiment of the electronic device 10 provided in this application, in a specific implementation, the electrical connection port 1 is electrically connected to a system power supply 9 of the electronic device 10;
the power supply switch 3 is provided between the electrical connection port 1 and the system power supply 9.
Specifically, in order to implement the switching on/off of the power supply switch 3 to the electrical connection port 1, in this embodiment, a power supply unit of the electrical connection port 1 is set as a system power supply 9 of the electronic device 10, so as to ensure that the electrical connection port 1 may be powered only when the electronic device 10 is powered on, and further, the power supply switch 3 is set between the electrical connection port 1 and the system power supply 9, so as to ensure that the power supply switch 3 can control whether the current of the system power supply 9 can be switched on to the electrical connection port 1.
The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (10)
1. An electronic device, comprising
An electrical connection port for connecting an external electronic device;
a processor;
the power supply switch is electrically connected with the processor and the electric connection port and used for receiving an instruction of the processor to control the on-off of the power supply of the electric connection port;
the password lock unit is detachably and electrically connected with the processor and used for sending a use state signal of the electric connection port to the processor according to a password input result;
when the password input by the password lock unit is correct, the processor controls the power supply switch to conduct power supply to the electric connection port; when the password input by the password lock unit is wrong, the processor controls the power supply switch to cut off the power supply to the electric connection port.
2. The electronic device of claim 1, wherein
The processor comprises a signal receiving unit, a signal sending unit, a signal conversion unit and a storage unit;
the signal receiving unit is electrically connected with the coded lock unit and used for receiving the use state signal of the electric connection port;
the signal conversion unit is electrically connected with the signal receiving unit and the storage unit and is used for matching the use state signal of the electric connection port with preset matching information and converting the use state signal into a control instruction of the power supply switch;
the storage unit is used for storing the preset matching information, and the matching information comprises a use state signal of the electric connection port and a control instruction of the power supply switch corresponding to the use state signal;
the signal sending unit is electrically connected with the signal conversion unit and used for sending the control instruction of the power supply switch to the power supply switch.
3. The electronic device of claim 1, wherein
The coded lock unit comprises an electronic coded lock module and a processing module;
the electronic coded lock module is electrically connected with the processing module and is used for inputting coded information;
the processing module is used for storing preset password information and judging whether the input password information is matched with the preset password information;
the processing module is electrically connected with the processor and used for feeding back unlocking success/failure information to the processor.
4. The electronic device of claim 1, wherein
The processor is electrically connected with a standby power supply of the electronic equipment and a main controller of the electronic equipment;
the coded lock unit is electrically connected with a standby power supply of the electronic equipment and used for obtaining power supply from the standby power supply and sending an in-place signal to the processor;
when the coded lock unit is electrically connected with the processor, the processor receives the in-place signal and allows the main controller to be powered on and started up; and when the coded lock unit is not electrically connected with the processor, the processor does not receive the on-position signal and forbids the main controller to be powered on and started.
5. The electronic device of claim 1, wherein
The device also comprises an alarm unit;
the alarm unit is electrically connected with the processor and/or the coded lock unit;
when the password input by the password lock unit is wrong, the alarm unit sends out an alarm signal.
6. The electronic device of claim 1, wherein
The device also comprises a locking unit;
the locking unit is electrically connected with the processor and/or the coded lock unit, and the locking unit is electrically connected with the processor and/or the power supply switch;
when the number of times of password errors input by the password lock unit reaches a preset value, the locking unit locks the processor and/or the power supply switch.
7. The electronic device of claim 3, wherein
The electronic coded lock module comprises a mechanical key and/or a touch screen.
8. The electronic device of claim 1, wherein
The electric connection port is electrically connected with a system power supply of the electronic equipment;
the power supply switch is disposed between the electrical connection port and the system power supply.
9. The electronic device of claim 1, wherein
The combination lock unit includes a connector for detachable electrical connection with the processor.
10. An electronic system, comprising
The electronic device of any of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022679078.4U CN213582165U (en) | 2020-11-18 | 2020-11-18 | Electronic device and electronic system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022679078.4U CN213582165U (en) | 2020-11-18 | 2020-11-18 | Electronic device and electronic system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213582165U true CN213582165U (en) | 2021-06-29 |
Family
ID=76538828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022679078.4U Active CN213582165U (en) | 2020-11-18 | 2020-11-18 | Electronic device and electronic system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213582165U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114818017A (en) * | 2022-05-31 | 2022-07-29 | 浪潮(山东)计算机科技有限公司 | Computer awakening and interface encryption method, device, equipment and medium |
-
2020
- 2020-11-18 CN CN202022679078.4U patent/CN213582165U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114818017A (en) * | 2022-05-31 | 2022-07-29 | 浪潮(山东)计算机科技有限公司 | Computer awakening and interface encryption method, device, equipment and medium |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6041413A (en) | Security control for computer power supply subsystem | |
| US10360161B2 (en) | Cable lock with confidential data protection | |
| TWI510960B (en) | Always-available embedded theft reaction subsystem | |
| JP3305737B2 (en) | Confidential information management method for information processing equipment | |
| TWI464617B (en) | Always-available embedded theft reaction subsystem | |
| US20090189765A1 (en) | Security apparatus for an electronic device | |
| TW201342113A (en) | Always-available embedded theft reaction subsystem | |
| WO2007133913A2 (en) | System and method for authenticating a power source | |
| US8266717B2 (en) | Monitoring device for a computing device of a computer system, the computer system, and method for monitoring the computing device of the computer system | |
| TW201344498A (en) | Always-available embedded theft reaction subsystem | |
| US20120133523A1 (en) | Anti-theft device and anti-theft method | |
| CN108763971B (en) | Data security storage device and method and mobile terminal | |
| CN213582165U (en) | Electronic device and electronic system | |
| CN107563227B (en) | Terminal equipment for preventing data from being stolen | |
| CN102855451A (en) | Portable computer terminal with safe anti-secret-disclosing function | |
| CN103488920A (en) | Implementation method and system of wireless information safety device | |
| US20090100526A1 (en) | Portable computer and security operating method thereof | |
| US6298447B1 (en) | Security control for computer power supply system | |
| CN202815852U (en) | Portable computer terminal with safety and secrecy | |
| US20030097580A1 (en) | Data encipher/decipher system for a portable rack of a computer | |
| EP1318444A2 (en) | Data encipher/decipher system for a portable rack of a computer | |
| RU108167U1 (en) | PORTABLE INFORMATION STORAGE WITH DATA PROTECTION FUNCTION FROM UNAUTHORIZED ACCESS | |
| CN110310104B (en) | Self-destruction type hardware wallet | |
| CN104182706B (en) | A kind of time slot scrambling, device and the mobile terminal of mobile terminal storage card | |
| EA013885B1 (en) | System for securing a personal device from unauthorized access |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |