US-20260124947-A1 - CONTROL DEVICE AND OPERATING METHOD FOR AUTHENTICATION

US20260124947A1US 20260124947 A1US20260124947 A1US 20260124947A1US-20260124947-A1

Abstract

A control device and an operating method for authentication are provided. The control device includes a connection terminal, a transmission terminal, a first switch, a second switch, a controller, and a signal processing circuit. The first switch is coupled between the connection terminal and the transmission terminal. A first end of the second switch is coupled to the connection terminal. The controller is coupled to a second end of the second switch. The controller turns on the second switch and turns off the first switch in response to a proximity pilot signal being within a setting parameter range to enter a first state. The signal processing circuit receives a virtual proximity pilot signal within the setting parameter range in the first state, converts the virtual proximity pilot signal into communication data, and provides the communication data to the controller.

Inventors

Yu Ju Lee

Assignees

WISTRON CORPORATION

Dates

Publication Date: 20260507
Application Date: 20241226
Priority Date: 20241107

Claims (20)

1 . A control device for authentication, comprising: a connection terminal configured to transmit a proximity pilot signal; a transmission terminal configured to transmit a virtual proximity pilot signal, wherein the virtual proximity pilot signal is within a setting parameter range; a first switch having a first end coupled to the connection terminal and a second end coupled to the transmission terminal; a second switch having a first end coupled to the connection terminal; a controller coupled to a control end of the first switch, a second end of the second switch, and a control end of the second switch and configured to turn on the second switch and turn off the first switch to enter a first state in response to the proximity pilot signal being within the setting parameter range; and a signal processing circuit coupled to the controller and the transmission terminal and configured to receive a first virtual proximity pilot signal within the setting parameter range in the first state, convert the first virtual proximity pilot signal into first communication data for participating in a first authentication process, and provide the first communication data to the controller.
2 . The control device according to claim 1 , wherein the setting parameter range is a setting voltage value range, the signal processing circuit shifts a first voltage value of the first virtual proximity pilot signal to a first logic level and shifts a second voltage value of the first virtual proximity pilot signal to a second logic level to generate the first communication data, the first logic level is different from the second logic level, and the first voltage value and the second voltage value are within the setting voltage value range.
3 . The control device according to claim 1 , wherein the controller turns on the first switch and turns off the second switch to enter a second state in response to the proximity pilot signal being outside the setting parameter range.
4 . The control device according to claim 1 , wherein in the first state, the controller provides second communication data for participating in the first authentication process, and the signal processing circuit converts the second communication data into a second virtual proximity pilot signal within the setting parameter range and provides the second virtual proximity pilot signal to the transmission terminal.
5 . The control device according to claim 4 , wherein the setting parameter range is a setting voltage value range, the signal processing circuit shifts a first logic level of the second communication data to a first voltage value and shifts a second logic level of the second communication data to a second voltage value to generate the second virtual proximity pilot signal, the first voltage value is different from the second voltage value, and the first voltage value and the second voltage value are within the setting voltage value range.
6 . The control device according to claim 4 , wherein in the first state, the controller provides the second communication data based on the first communication data after receiving the first communication data.
7 . The control device according to claim 1 , wherein in the first state, the controller receives an identification code from an electric vehicle and uses the identification code for a second authentication process.
8 . The control device according to claim 7 , wherein in response to passing the second authentication process, the controller turns on the first switch and turns off the second switch to enter a second state.
9 . An operating method for authentication, comprising: providing a control device; entering a first state by the control device in response to a proximity pilot signal being within a setting parameter range; and receiving, by the control device, a first virtual proximity pilot signal within the setting parameter range in the first state and converting the first virtual proximity pilot signal into first communication data for participating in a first authentication process.
10 . The operating method according to claim 9 , wherein the setting parameter range is a setting voltage value range, wherein the step of converting the first virtual proximity pilot signal into the first communication data comprises: shifting a first voltage value of the first virtual proximity pilot signal to a first logic level and shifting a second voltage value of the first virtual proximity pilot signal to a second logic level to generate the first communication data, wherein the first logic level is different from the second logic level, and wherein the first voltage value and the second voltage value are within the setting voltage value range.
11 . The operation method according to claim 9 , further comprising: controlling the control device to enter a second state in response to the proximity pilot signal being outside the setting parameter range; and bypassing the proximity pilot signal by the control device in the second state.
12 . The operation method according to claim 9 , further comprising: providing, by the control device, second communication data for participating in the first authentication process, converting the second communication data into a second virtual proximity pilot signal within the setting parameter range, and transmitting the second virtual proximity pilot signal.
13 . The operating method according to claim 12 , wherein the setting parameter range is a setting voltage value range, wherein the operating method further comprises: shifting, by the control device, a first logic level of the second communication data to a first voltage value and shifting a second logic level of the second communication data to a second voltage value to generate the second virtual proximity pilot signal, wherein the first voltage value is different from the second voltage value, and wherein the first voltage value and the second voltage value are within the setting voltage value range.
14 . The operation method according to claim 9 , further comprising: providing another control device, wherein the control device is electrically connected to the another control device; entering the first state by the another control device in response to another proximity pilot signal being within the setting parameter range, wherein in the first state, the first virtual proximity pilot signal is provided by the another control device.
15 . The operating method according to claim 14 , wherein the setting parameter range is a setting voltage value range, wherein the operating method further comprises: providing, by the another control device, the first communication data, shifting a first logic level of the first communication data to a first voltage value, shifting a second logic level of the first communication data to a second voltage value to generate the first virtual proximity pilot signal, and providing the first virtual proximity pilot signal to the control device in the first state, wherein the first logic level is different from the second logic level, and the first voltage value and the second voltage value are within the setting voltage value range.
16 . The operating method according to claim 15 , further comprising: providing, by the control device, second communication data for participating in the first authentication process, converting the second communication data into a second virtual proximity pilot signal within the setting voltage value range, and outputting the second virtual proximity pilot signal to the another control device; shifting, by the another control device, a first voltage value of the second virtual proximity pilot signal to a first logic level, shifting a second voltage value of the second virtual proximity pilot signal to a second logic level to generate the second communication data, and identifying the control device based on the second communication data in the first state.
17 . The operating method according to claim 16 , further comprising: in the first state, the control device receives an identification code from an electric vehicle and uses the identification code for a second authentication process.
18 . The operating method according to claim 17 , further comprising: in response to passing the second authentication process, controlling the control device and the another control device to enter a second state to bypass the proximity pilot signal and the another proximity pilot signal.
19 . A control device for authentication, comprising: a connection terminal configured to transmit a proximity pilot signal; a transmission terminal configured to transmit a virtual proximity pilot signal, wherein the virtual proximity pilot signal is within a setting parameter range; a first switch having a first end coupled to the connection terminal and a second end coupled to the transmission terminal; a second switch having a first end coupled to the connection terminal; a controller coupled to a control end of the first switch, a second end of the second switch, and a control end of the second switch and configured to turn on the second switch and turn off the first switch to enter a first state in response to the proximity pilot signal being within the setting parameter range; and a signal processing circuit coupled to the controller and the transmission terminal and configured to receive the virtual proximity pilot signal within the setting parameter range in the first state, convert the virtual proximity pilot signal into communication data for participating in a authentication process, and provide the communication data to the controller.
20 . The control device according to claim 19 , wherein the setting parameter range is a setting voltage value range, the signal processing circuit converts different voltage values of the virtual proximity pilot signal into corresponding logic levels to generate communication data, and the different voltage values of the virtual proximity pilot signal are within the setting voltage value range, and the logic levels have different values.

Description

CROSS-REFERENCE TO RELATED APPLICATION This application claims the priority benefit of Taiwan Patent Application serial No. 113142676, filed on Nov. 7, 2024. The entirety of the above-mentioned patent application is hereby incorporated by reference herein and made a part of this specification. BACKGROUND Technical Field The disclosure relates to a control device and an operating method, and in particular, to a control device and an operating method for authentication. Description of Related Art At present, electric vehicles (e.g., any form of electric cars) can be charged using charging stations. However, when it comes to the authentication process, a user may need to complete a series of steps, including plugging the charging gun of the charging station into the electric vehicle, finding the corresponding application through a terminal device, registering or logging into the application, and inputting identification information of the charging station or charging gun, etc. Only after these authentication processes can the charging station begin to charge the electric vehicle. It is evident that this series of complicated authentication processes brings inconvenience to users. Therefore, simplifying the aforementioned authentication process becomes crucial. SUMMARY The disclosure provides a control device and an operation method through which the authentication process before charging an electric vehicle is simplified. In an embodiment of the disclosure, a control device includes a connection terminal, a transmission terminal, a first switch, a second switch, a controller, and a signal processing circuit. The connection terminal transmits a proximity pilot signal. The transmission terminal transmits a virtual proximity pilot signal. The virtual proximity pilot signal is within a setting parameter range. A first end of the first switch is coupled to the connection terminal. A second end of the first switch is coupled to the transmission terminal. A first end of the second switch is coupled to the connection terminal. The controller is coupled to a control end of the first switch, a second end of the second switch, and a control end of the second switch. In response to the proximity pilot signal being within the setting parameter range, the controller turns on the second switch and turns off the first switch to enter a first state. The signal processing circuit is coupled to the controller and the transmission terminal. The signal processing circuit receives a first virtual proximity pilot signal within the setting parameter range in the first state, converts the first virtual proximity pilot signal into first communication data for participating in a first authentication process, and provides the first communication data to the controller. In an embodiment of the disclosure, an operating method includes the following steps. A control device is provided. The control device enters a first state in response to a proximity pilot signal being within a setting parameter range. The control device receives a first virtual proximity pilot signal within the setting parameter range in the first state and converts the first virtual proximity pilot signal into first communication data for participating in a first authentication process. In an embodiment of the disclosure, a control device includes a connection terminal, a transmission terminal, a first switch, a second switch, a controller, and a signal processing circuit. The connection terminal transmits a proximity pilot signal. The transmission terminal transmits a virtual proximity pilot signal. The virtual proximity pilot signal is within a setting parameter range. A first end of the first switch is coupled to the connection terminal. A second end of the first switch is coupled to the transmission terminal. A first end of the second switch is coupled to the connection terminal. The controller is coupled to a control end of the first switch, a second end of the second switch, and a control end of the second switch. In response to the proximity pilot signal being within the setting parameter range, the controller turns on the second switch and turns off the first switch to enter a first state. The signal processing circuit is coupled to the controller and the transmission terminal. The signal processing circuit receives virtual proximity pilot signal within the setting parameter range in the first state, converts the virtual proximity pilot signal into communication data for participating in an authentication process, and provides the communication data to the controller. To sum up, in response to the proximity pilot signal being within the setting parameter range, the control device enters the first state to convert the first virtual proximity pilot signal into the first communication data. Therefore, the control device may utilize the first communication data to participate in the authentication process. In this way, a method to simplify the authentication process