TWI786543B - Wireless communication module and controlling system and method for application device - Google Patents

Abstract

The present invention provides a wireless communication module arranged inside a first application device, comprising an antenna unit, a wireless control unit, and a memory unit. The antenna unit receives a radio signal associated with an address information and a operation code information, emitted from a portable device. The wireless control unit is electrically coupled to the antenna unit, and comprises a trigger pin electrically coupled to a control unit of the first application device. The wireless control unit stores the address information in the memory unit, and stores the operation code information in the address corresponding to the address information. The wireless control unit further triggers the control unit to access the operation code information according to the address information through the trigger pin. In one embodiment, the wireless communication module is utilized to allow the first application to perform secure operation.

Description

Wireless communication module and its application device control system and application device control method

The present invention is a technology of wireless communication control, in particular, a wireless communication module, an application device control system, and an application device control method that use wireless communication to transmit operation information to control an application device.

With the high development of information, the technology of storage devices is also changing with each passing day. From the storage devices fixed in the computer in the past, to the portable storage devices with small size and greatly increased capacity, it can be said that modern people are indispensable. of electronic products.

Although the light weight and high capacity of the portable storage device bring convenience in life or work, but also because it can be carried around, and it is light in weight and small in size, users tend to forget to take it back or carry it after use. The process package is missing. Once lost, because there is a large amount of information stored in the portable storage device, some of which are even private or confidential, once leaked or leaked, it may cause serious consequences. Therefore, how to ensure information security is a problem. important topic.

In the known technology, for example: the Republic of China New Announcement No. M453882, teaches a data security device using a wireless communication module, which uses the wireless communication function as a control of the read and write permissions of the storage device to prevent unauthorized users from Access the storage device. Or Chinese Application Publication No. CN 111027077, which teaches an encryption method for storage devices, which is applied to short-distance communication NFC In the storage device, the method includes: obtaining a state indication of the NFC storage device; when the state indication indicates that the NFC storage device is in an encrypted state, controlling the NFC storage device to enter the decryption state based on the decryption information sent by the NFC terminal device; wherein the decryption information is at least Including the identity of the NFC terminal device; when the status indication indicates that the NFC storage device is in a decrypted state, based on the encrypted information sent by the NFC terminal device, the NFC storage device is controlled to enter the encrypted state; wherein the encrypted information includes at least the identity of the NFC terminal device.

The present invention provides a wireless communication module and its application device control system and application device control method. Different from the prior art, the wireless communication module of the present invention not only utilizes its own wireless communication function, but also expands its memory. The block is used to access and control the operation code information of the application device, which increases the communication security protection of the wireless communication, so as to ensure the safety of the operation and control of the application device. In another embodiment, the present invention uses the wireless communication module to detect the status of power-on and power-off, so as to ensure that the first application device can be in the state of information security protection, so as to prevent the first application device from being unplugged and then plugged into the second application device. When there are two application devices, the second application device can arbitrarily access the information in the first application device, resulting in information security loopholes.

In one embodiment, the present invention provides a wireless communication module, which is set in a first application device and includes an antenna unit, a wireless control unit and a memory unit. The antenna unit receives a wireless signal about a storage address information and an action code information sent by a handheld device. The wireless control unit is electrically connected with the antenna unit, and the wireless control unit further has a trigger pin, which is electrically connected with a control unit of the first application device. The memory unit is electrically connected with the wireless control unit, wherein the wireless control unit stores the storage address information in the memory unit, and according to the The address corresponding to the storage address information stores the action code information, and the wireless control unit triggers the control unit to read the action code information according to the storage address information through the trigger pin.

In another embodiment, the present invention provides an application device control system, including a first application device, a second application device, a handheld device, and a wireless communication module. The first application device has a control unit, and the second application device is electrically connected to the first application device. The handheld device is used for sending out a wireless signal related to a storage address information and an action code information. The wireless communication module is set in the first application device and is electrically connected with the control unit. The wireless communication module performs wireless communication with the handheld device to receive the wireless signal. The wireless communication module includes an antenna unit, wireless control unit and memory unit. The antenna unit receives the wireless signal. The wireless control unit is electrically connected to the antenna unit, and the wireless control unit further has a trigger pin electrically connected to the control unit. The memory unit is electrically connected with the wireless control unit. Wherein, the wireless control unit stores the storage address information in the memory unit, and stores the action code information according to the address corresponding to the storage address information, and the wireless control unit triggers the control via the trigger pin The unit reads the action code information according to the storage address information, and the control unit controls the telecommunications transmission between the first application device and the second application device according to the action code information.

In one embodiment, the present invention provides a method for controlling an application device, which includes the following steps: first, electrically connect a first application device having a wireless communication module and a control unit to a second application device, wherein the wireless The communication module further has a wireless control unit and a memory unit. Then, a handheld device is used to send a wireless signal about a storage address information and an action code information to the wireless communication module. Then, make the wireless control unit store the storage address information in the memory unit, and store the action code information in the address corresponding to the storage address information. then, The wireless control unit further triggers the control unit through a trigger pin, so that the control unit reads the action code information according to the storage address information after triggering

2: Wireless communication module

20: Antenna unit

21: Wireless control unit

210: trigger pin

22: memory unit

220: The first memory area

221: Second memory area

222: The third memory area

3: The first application device

30: Control unit

300: signal line

31: Memory

32: Electrical connection interface

4: The second application device

5: Handheld device

6: Application device control system

7: Applied device control method

70~77: steps

FIG. 1 is a schematic diagram of a wireless communication module of the present invention.

Fig. 2 is a schematic diagram of the application device control system of the present invention.

FIG. 3 is a schematic flow chart of the application device control method of the present invention.

FIG. 4 is a schematic diagram of a wireless communication process performed by the handheld device of the present invention on the first application device.

Various exemplary embodiments will be described more fully hereinafter with reference to the accompanying drawings, in which some exemplary embodiments are shown. However, inventive concepts may be embodied in many different forms and should not be construed as limited to the illustrative embodiments set forth herein. Rather, these exemplary embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the inventive concept to those skilled in the art. Like numbers indicate like elements throughout. The wireless communication module and its application device control system and application device control method will be described below with various embodiments in conjunction with the drawings. However, the following embodiments are not intended to limit the present invention.

Please refer to FIG. 1, which is a schematic diagram of the wireless communication module of the present invention. The wireless communication module 2 in this embodiment is set in the first application device 3, the first application device 3 can be any electronic device, this embodiment is a portable storage device, such as: USB flash drive, but not in This is a limitation, and other methods such as memory cards can also be implemented. The wireless communication module 2 includes an antenna unit 20 , a wireless control unit 21 and a memory unit 22 . The wireless communication module can be an RFID communication module or a near field communication (near-field communication, NFC) module. This embodiment is described with a near field communication module.

The antenna unit 20 receives a wireless signal 90 about a stored address information and an action code information sent by a handheld device. The antenna structure of the antenna unit may be a HF antenna or a UHF antenna, which is a known technology and will not be described in detail here. The wireless control unit 21 is an NFC control chip electrically connected to the antenna unit 20 . The wireless control unit 21 further has a trigger pin 210 electrically connected to a control unit 30 of the first application device 3 . In this embodiment, the trigger pin 210 is a general output trigger pin of the wireless control unit 21 .

The memory unit 22 is electrically connected to the wireless control unit 21 . Wherein, the wireless control unit 21 stores the storage address information in the memory unit 22, and stores the action code information in an address corresponding to the storage address information. The wireless control unit 21 further triggers the control unit 30 through the trigger pin 210, so that the control unit 30 reads the action code information according to the storage address information. In this embodiment, the memory unit 22 is electrically connected to the control unit 30 through the signal line 300 , so that the control unit 30 can read the information stored in the memory unit 22 . In this embodiment, the action code information has a first action code and a second action code, respectively stored in different blocks. The memory unit 22 further has a first memory area 220, a second memory area 221 and a third memory area 222, wherein the first memory area 220 is used to store the storage address information, and the second memory area 221 The third memory area 222 is used for storing the first action code, and the third memory area 222 is used for storing the second action code. The detailed operation method will be described in detail later.

In this embodiment, the wireless communication module 2 has the function of detecting the state change from power-off to power-on and maintaining the lock after the first application device 3 is powered on again. In one embodiment, after the wireless communication module 2 is powered on again, it uses the temporary storage and permanent storage memory design framework to judge the user's control records to complete the automatic locking function, so as to prevent the first application device 3 from being unplugged Afterwards, when receiving a new application device, the locking function will be lost, causing information security problems.

Please refer to FIG. 1 and FIG. 2 , wherein FIG. 2 is a schematic diagram of the application device control system of the present invention. In this embodiment, the application device control system 6 includes a first application device 3 , a second application device 4 , a handheld device 5 and a wireless communication module. The first application device 3 has a control unit 30 , and the second application device 4 is electrically connected to the electrical connection interface 32 of the first application device 3 . In this embodiment, the first application device 3 is a portable storage device, such as a USB flash drive, a memory card, and the like. The second application device 4 is an electronic device, such as a computer, an image capture device, and other electronic devices that use portable storage devices. Wherein, the computer may be a notebook computer or a desktop computer or the like. The image capture device can be a camera or a video camera.

The handheld device 5, such as a smart phone, is used to send a wireless signal 90 related to a stored address information and an action code information. The handheld device 5 communicates with the first application device 3 through radio frequency, such as HF or UHF frequency. The wireless communication module 2 is disposed in the first application device 3 and is electrically connected to the control unit 30. The structure of the wireless communication module 2 is as described above in FIG. 1 , and will not be repeated here. The wireless communication module 2 in this embodiment is a near field communication module, which can perform near field communication with the handheld device 5 . The handheld device 5 is installed with an application program APP, and an operation interface is generated through the application program APP to generate a wireless signal 90 related to a storage address information and an action code information. In this embodiment, the action code information is a first action code or a second action code, wherein the first action code, in one embodiment, is about locking the first application device 3 to avoid the second action code. Two commands accessed by the application device 4 . The second action code, in one embodiment, is an instruction for unlocking the first application device 3 to allow access by the second application device 4 .

The control method is described below through an operation process, please refer to FIGS. 1 to 3 , wherein FIG. 3 is a schematic flow chart of the application device control method of the present invention. In one embodiment, the control method 7 has the following procedure: first, perform step 70, connect the first application device 3 and a second application device 4 sexual connection. In step 70, after the first application device 3 is electrically connected to the second application device 4, the first application device 3 detects that it is powered on, and starts the initialization procedure. In the initialization procedure, the first application device 3 sets the internal Configure the register parameters and set the system password to protect the system from external intrusion control. Before the first application device 3 has started the locking and unlocking action, the first application device 3 is just like a common data access device, and the user can perform operations on the first application device 3 through the operation of the second application device 4 . The action of reading and writing.

After step 70 , go to step 71 , using the handheld device 5 to perform wireless communication with the first application device 3 . In step 71 , as shown in FIG. 4 , the following procedures are included: firstly, in step 710 , the user activates the application program APP on the handheld device 5 . Afterwards, step 711 is performed, and the application program APP will perform identity recognition on the user's request, which includes inputting a password for recognition, or using biometric features, such as fingerprint recognition, voice recognition or iris recognition, etc., according to the user's Depends on demand, there is no certain limit. The main purpose of step 711 is to prevent the user who is not related to the first application device 3 from using any mobile phone application to control the locking and unlocking of the first application device 3. Therefore, verification is performed before using the application program APP. Ensure information security.

After step 711, proceed to step 712, the user uses the application program APP activated by the handheld device 5 to verify the wireless communication module in the first application device 3 . In this step, the main purpose is to prevent the owner or related person who is not the first application device 3 from arbitrarily setting the security of the first application device using his handheld device 5 and the application program APP. The wireless communication module 2 in the application device 3 is bound so that only a specific handheld device 3 can control the wireless communication module 2 to achieve the effect of information security management. It should be noted that there is no restriction on the sequence of operations of steps 71 and 70, and step 71 is not a necessary procedure, and this step can increase the protection of information security.

Then proceed to step 72, utilizing the handheld device 5 to send information about the storage address and The wireless signal of the action code information is sent to the wireless communication module. In step 72, the procedure of locking or unlocking the first application device 3 is performed. The following will first explain the above lock. In step 72, the user uses the application program APP operation interface of the handheld device 5 to select and activate the locking function, and then when the user brings the handheld device 5 close to the first application device 3, the wireless connection between the handheld device 5 and the first application device 3 The communication module 2 establishes a near field communication channel, and the handheld device 5 sends a wireless signal with stored address information and action code information to the wireless communication module 2 .

Then proceed to step 73, the wireless control unit 21 in the wireless communication module 2 stores the storage address information in the memory unit 22, and stores the action code information in the address corresponding to the storage address information. In an embodiment of step 73, after the antenna unit 20 in the wireless communication module 2 receives the wireless signal, the wireless control unit 21 analyzes the stored address information and action code information in the wireless signal, wherein the stored address The information represents the address where the action code information is to be stored. In this embodiment, the action code information has two forms. The first form represents the first action code of the locking action, and the second form represents the unlocking action. The second action code of . Then, the memory unit 22 is divided into a first memory area 220, a second memory area 221 and a third memory area 222, wherein the first memory area 220 is used for storing the storage address information, and the second memory area 221 is used for The first action code is stored, and the third memory area 222 is used for storing the second action code. Since this embodiment is described as an unlocking action, after the wireless control unit 21 obtains the storage address information and the first action code, it stores the storage address information in the first memory area 220, and the first action code Stored in the second memory area corresponding to the storage address information.

After step 73 is completed, proceed to step 74, the wireless control unit 21 further triggers the control unit 30 through the trigger pin. In this step, the wireless communication module 2 sends a trigger signal to the control unit 30 through the trigger pin 210. After the control unit 30 receives the trigger signal, it proceeds to step 75 to read the storage position of the first memory area 220 through the signal line 300. address information, and then read according to the address contained in the stored address information The action code information. The address corresponding to the storage address information acquired by the control unit 30 is the second storage area 221 in this embodiment. Therefore, the control unit 30 reads the first action code stored in the second memory area 221, and executes the action corresponding to the first action code. The action in this embodiment is to lock the first application device 3, so that the second The application device 4 cannot access the memory 31 in the first application device 3 .

After step 75 , the control unit 30 waits for step 76 whether the trigger pin 210 triggers the control unit. If it is triggered, it means that the handheld device 5 and the wireless communication module 2 have completed steps 72 and 73. At this time, it will return to step 75, and the control unit 30 reads the storage address information of the first memory area 220 through the signal line 300 , and then read the action code information according to the address contained in the storage address information. In this embodiment, assuming that the action code information corresponds to the unlocked second action code, the address contained in the storage address information is the address corresponding to the third memory area 222 . Therefore, the control unit 30 will read the second action code stored in the third memory area 222, and execute the action corresponding to the second action code. The action in this embodiment is to unlock the first application device 3, so that the second The application device 4 can access the memory 31 in the first application device. Otherwise, if there is no trigger, proceed to step 77 to wait for the handheld device 5 to communicate with the wireless communication module 2 .

It should be noted that if the first application device 3 is unplugged from the second application device 4 , the first application device 3 is in a power-off state. Assuming that it was in the unlocked state before the power failure, if there is no proper treatment after the power failure, the first application device 3 is still in the unlocked state after the power is turned on, that is, after the first application device 3 is electrically connected to the second application device 4 again. Then there may be doubts about information security issues.

Therefore, in one embodiment of the present invention, the wireless communication module 2 has a function of detecting power-off and power-on, and the implementation of this function will be described below. When the first application device 3 is unplugged from the second application device 4 in the unlocked state, or the power of the second application device is turned off, normally the memory content will be erased due to power loss, which will cause future power on , the first application device 3 is in an unlocked state. Therefore, in this embodiment, the first application device uses temporary storage and permanent storage The design framework judges the user's control record to complete the automatic locking function, so as to avoid the information security problem caused by the loss of the locking function when a new application device is connected after the first application device 3 is unplugged. Afterwards, when the first application device 3 is inserted into the second application device 4 again, the wireless communication module 2 in the first application device 3 will detect that it is in a power-on state, and at this time the wireless control unit 21 will store the permanent memory The locked information stored in the body is copied to the temporary memory. After being powered on again, the first application device 3 will be restored to the locked state, thereby preventing the first application device 3 from the risk of stored information being accessed.

To sum up the above, the wireless communication module provided by the present invention not only utilizes its own wireless communication function, but also expands the memory block to access and control the operation code information of the application device, which increases the guarantee of wireless communication in terms of communication security. , so that the application device control has a further guarantee. In addition, the wireless communication module of the present invention can also ensure that the application device is in a safe control state through the detection of power-on and power-off, and avoid information security problems.

The above description is only a description of the preferred implementation or examples of the technical means used to solve the problems in the present invention, and is not intended to limit the scope of the patent implementation of the present invention. That is, all equivalent changes and modifications that are consistent with the scope of the patent application of the present invention, or made according to the scope of the patent of the present invention, are covered by the scope of the patent of the present invention.

2: Wireless communication module

20: Antenna unit

21: Wireless control unit

210: trigger pin

22: memory unit

220: The first memory area

221: Second memory area

222: The third memory area

3: The first application device

30: Control unit

300: signal line

31: memory

32: Electrical connection interface

Claims (8)

A wireless communication module, set in a portable storage device, including: an antenna unit, receiving a wireless signal about a storage address information and an action code information sent by a handheld device, the action code The information is one of a first action code and a second action code, wherein the first action code is a locking action code, and the second action code is an unlocking action code; a wireless control unit is electrically connected to the antenna unit connected, the wireless control unit further has a trigger pin, which is electrically connected to a control unit of the portable storage device; and a memory unit, which is electrically connected to the wireless control unit; wherein, the wireless control unit stores the The address information is stored in the memory unit, and the action code information is stored according to the address corresponding to the stored address information, and the wireless control unit triggers the control unit to read according to the stored address information through the trigger pin The action code information, the control unit controls the signal transmission between the portable storage device and the computer according to the action code information. The wireless communication module as described in item 1 of the scope of the patent application, wherein the memory unit further has a first memory area, a second memory area and a third memory area, wherein the first memory area is used to store The storage address information, the second memory area is used to store the first action code, and the third memory area is used to store the second action code. An application device control system, comprising: a portable storage device with a control unit; a computer electrically connected to the portable storage device; A hand-held device for sending out a wireless signal related to a stored address information and an action code information, the action code information is one of a first action code and a second action code, wherein the first action code is An action code for locking, the second action code is an action code for unlocking; and a wireless communication module set in the portable storage device and electrically connected to the control unit, the wireless communication module is connected to the handheld device To perform wireless communication to receive the wireless signal, the wireless communication module includes: an antenna unit for receiving the wireless signal; a wireless control unit electrically connected to the antenna unit, the wireless control unit further has a trigger pin, and The control unit is electrically connected; and a memory unit is electrically connected to the wireless control unit; wherein, the wireless control unit stores the storage address information in the memory unit, and according to the storage address information corresponding The address stores the action code information, and the wireless control unit triggers the control unit to read the action code information according to the stored address information through the trigger pin, and the control unit controls the portable storage device according to the action code information Signal transmission with the computer. The application device control system as described in item 3 of the scope of the patent application, wherein the memory unit further has a first memory area, a second memory area and a third memory area, wherein the first memory area is used to store The storage address information, the second memory area is used to store the first action code, and the third memory area is used to store the second action code. The application device control system described in item 4 of the scope of the patent application, wherein the wireless control unit clears the third memory area when detecting a power-off state, and clears the third memory area when detecting a power-on state The first action code stored in the second memory area is copied to the third memory area for storage. A control method for an application device, comprising the following steps: electrically connecting a portable storage device having a wireless communication module and a control unit with a computer, wherein the wireless communication module has an antenna unit, a wireless control unit Unit and a memory unit; make the antenna unit receive a wireless signal about a storage address information and an action code information sent by a handheld device, the action code information is a first action code and a second action code wherein One, wherein the first action code is the lock action code, the second action code is the unlock action code; make the wireless control unit store the storage address information in the memory unit, and store the action code information The address corresponding to the stored address information; and the wireless control unit further triggers the control unit through a trigger pin. The application device control method described in item 6 of the scope of the patent application further includes the following steps: the control unit reads the action code information according to the storage address information after triggering; and the control unit reads the action code information according to the action code Information controls signal transmission between the portable storage device and the computer. The application device control method described in item 6 of the scope of the patent application, wherein the memory unit further has a first memory area, a second memory area and a third memory area, wherein the first memory area The memory area is used to store the storage address information, the second memory area is used to store the first action code, and the third memory area is used to store the second action code.

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