Wake-up and physical button function adjusting method and electronic device using the same
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
G05B-019/04
G06F-003/00
출원번호
US-0146736
(2014-01-03)
등록번호
US-9983662
(2018-05-29)
우선권정보
TW-102134303 A (2013-09-24)
발명자
/ 주소
Chang, Yung-Yen
Shu, Chia-Jen
출원인 / 주소
Wistron Corporation
대리인 / 주소
JCIPRNET
인용정보
피인용 횟수 :
0인용 특허 :
8
초록▼
An electronic device including a physical button, a processing unit and a sensing unit is provided. The processing unit is coupled to the physical button and the sensing unit is coupled to the processing unit. When the electronic device enters a hibernation mode or in a shutdown state, the sensing u
An electronic device including a physical button, a processing unit and a sensing unit is provided. The processing unit is coupled to the physical button and the sensing unit is coupled to the processing unit. When the electronic device enters a hibernation mode or in a shutdown state, the sensing unit continuously detects a wake-up signal. When receiving the wake-up signal, the sensing unit wakes up the processing unit. The sensing unit further receives an instruction signal externally, generates an instruction information according to the instruction signal, and sends the instruction information to the processing unit. When receiving the instruction information, the processing unit adjusts a corresponding function of the physical button according to the instruction information.
대표청구항▼
1. An electronic device, comprising: an antenna;a physical button, configured to have a first function and preset with a first key value corresponding to a first function of the electronic device, wherein the first function of the electronic device is executed when the physical button being pressed;
1. An electronic device, comprising: an antenna;a physical button, configured to have a first function and preset with a first key value corresponding to a first function of the electronic device, wherein the first function of the electronic device is executed when the physical button being pressed;a processing unit, coupled to the physical button; anda sensing unit, coupled to the processing unit and the antenna, the sensing unit comprises: a wireless controller, coupled to the processing unit; anda signal detector, coupled to the wireless controller and the processing unit,wherein, when the electronic device enters a hibernation mode or is in a shutdown state, the sensing unit continuously detects a wake-up signal;when the signal detector receives, through the antenna, the wake-up signal, the signal detector wakes up the wireless controller and the processing unit;when the wireless controller is waken up by the signal detector, the wireless controller receives, through the antenna, externally an instruction signal which includes a second key value corresponding to a second function of the electronic device, generates an instruction information according to the instruction signal, and sends the instruction information to the processing unit, wherein the instruction information defines the second function, and the second function comprises entering a boot menu or a multi-boot menu of a boot process of the electronic device;when the processing unit receives the instruction information, the processing unit changes function of the physical button of the electronic device from the first function to the second function by changing key value of the physical button from the first key value to the second key value; andwhen the physical button having the second function is pressed, the processing unit executes the second function to enter the boot menu or the multi-boot menu. 2. The electronic device according to claim 1, wherein the sensing unit further comprises: a switch, coupled among the wireless controller, the signal detector and the antenna,wherein, when the electronic device enters the hibernation mode or is in the shutdown state, the wireless controller switches the switch to connect a path between the antenna and the signal detector; andwhen the signal detector wakes up the wireless controller, the wireless controller switches the switch to connect the path between the antenna and the wireless controller. 3. The electronic device according to claim 1, wherein the sensing unit further comprises: a switch, coupled among the wireless controller, the signal detector and the antenna,wherein, when the electronic device enters the hibernation mode or is in the shutdown state, the processing unit switches the switch to connect a path between the antenna and the signal detector; andwhen the signal detector wakes up the processing unit, the processing unit switches the switch to connect a path between the antenna and the wireless controller. 4. The electronic device according to claim 1, wherein the antenna comprises a first sub-antenna and a second sub-antenna, and the sensing unit further comprises: the first sub-antenna, coupled to the wireless controller; andthe second sub-antenna, coupled to the signal detector,wherein, when the signal detector receives the wake-up signal from the second sub-antenna, the signal detector wakes up the wireless controller and the processing unit; andwhen the wireless controller is waken up, the wireless controller receives the instruction signal through the first sub-antenna. 5. The electronic device according to claim 1, wherein: the signal detector is a passive radio frequency identification tag,wherein when the signal detector receives the wake-up signal, the wake-up signal triggers the signal detector; andwhen the signal detector is triggered, the signal detector sends a wake-up voltage to the wireless controller and the processing unit. 6. The electronic device according to claim 1, wherein: when the wireless controller is incapable of generating the instruction information according to the instruction signal, the wireless controller generates an error signal and sends the error signal. 7. The electronic device according to claim 1, wherein: the instruction signal is attached to the wake-up signal; andthe sensing unit receives the wake-up signal, and obtains the instruction signal from the wake-up signal. 8. The electronic device according to claim 1, wherein: The processing unit is an embedded controller or a keyboard controller. 9. The electronic device according to claim 1, wherein: the processing unit is a central processing unit. 10. The electronic device according to claim 1, wherein: the instruction information comprises a setting value, and when receiving the instruction information, the processing unit saves the setting value in an internal memory of the processing unit,wherein, when the physical button is pressed, the processing unit activates the second function of the physical button according to the setting value by applying a look-up table method. 11. The electronic device according to claim 1, wherein: the instruction information further comprises a plurality of setting parameters, and when receiving the instruction information, the processing unit saves the setting parameters in an internal memory of the processing unit,wherein, when rebooted, the electronic device executes a boot process according to the setting parameters. 12. The electronic device according to claim 1, wherein: the second function further comprises an operation process of rapidly booting the electronic device. 13. The electronic device according to claim 1, wherein: the second function further comprises entering a power saving mode or a temperature control mode of the electronic device. 14. A control method, adapted to an electronic device comprising a physical button having a first function, wherein the physical button is preset with a first key value corresponding to a first function of the electronic device, wherein the first function of the electronic device is executed when the physical button being pressed, the control method comprising: detecting a wake-up signal continuously when the electronic device enters a hibernation mode or is in a shutdown state;receiving, through an antenna of the electronic device, externally an instruction signal which includes a second key value corresponding to a second function of the electronic device after receiving the wake-up signal through the antenna, and generating an instruction information according to the instruction signal, wherein the instruction information defines the second function, and the second function comprises entering a boot menu or a multi-boot menu of a boot process of the electronic device; andchanging function of the physical button from the first function to the second function by changing key value of the physical button from the first key value to the second key value,wherein when the physical button having the second function is pressed, executing the second function to enter the boot menu or the multi-boot menu. 15. The control method according to claim 14, wherein: generating an error signal and sending the error signal when the wireless controller is incapable of generating the instruction information according to the instruction signal. 16. The control method according to claim 14, wherein the instruction signal is attached to the wake-up signal, the step of receiving the instruction signal comprising: receiving the wake-up signal and obtaining the instruction signal from the wake-up signal. 17. The control method according to claim 14, wherein the instruction information comprises a setting value, the step of changing the function of the physical button to be the second function defined by the instruction information comprising: saving the setting value; andwhen the physical button is pressed, activating the second function of the physical button according to the setting value by applying a look-up table method. 18. The control method according to claim 14, wherein the instruction information comprises a plurality of setting parameters, the control method further comprising: saving the setting parameters,wherein, when rebooted, the electronic device executes a boot process according to the setting parameters. 19. The control method according to claim 14, wherein: the second function further comprises an operation process of rapidly booting the electronic device. 20. The control method according to claim 14, wherein: the second function further comprises entering a power saving mode or a temperature control mode of the electronic device. 21. An electronic device, comprising: an antenna;a physical button, configured to have a first function and preset with a first key value corresponding to a first function of the electronic device, wherein the first function of the electronic device is executed when the physical button being pressed;a processing unit, coupled to the physical button; anda sensing unit, coupled to the processing unit and the antenna, the sensing unit comprises: a wireless controller, coupled to the processing unit; anda signal detector, coupled to the wireless controller and the processing unit,wherein, when the electronic device enters a hibernation mode or is in a shutdown state, the sensing unit continuously detects a wake-up signal;when the signal detector receives, through the antenna, the wake-up signal, the signal detector wakes up the wireless controller and the processing unit;when the wireless controller is waken up by the signal detector, the wireless controller receives, through the antenna, externally an instruction signal which includes a second key value corresponding to a second function of the electronic device, generates an instruction information according to the instruction signal, and sends the instruction information to the processing unit, wherein the instruction information defines the second function, and the second function comprises turning on and turning off a WiFi module or a Bluetooth module of the electronic device;when the processing unit receives the instruction information, the processing unit changes function of the physical button of the electronic device from the first function to the second function by changing key value of the physical button from the first key value to the second key value; andwhen the physical button having the second function is pressed, the processing unit executes the second function to turn on or turn off a WiFi module or a Bluetooth module of the electronic device. 22. A control method, adapted to an electronic device comprising a physical button having a first function, wherein the physical button is preset with a first key value corresponding to a first function of the electronic device, wherein the first function of the electronic device is executed when the physical button being pressed, the control method comprising: detecting a wake-up signal continuously when the electronic device enters a hibernation mode or is in a shutdown state;receiving, through an antenna of the electronic device, externally an instruction signal which includes a second key value corresponding to a second function of the electronic device after receiving the wake-up signal through the antenna, and generating an instruction information according to the instruction signal, wherein the instruction information defines the second function, and the second function comprises turning on and turning off a WiFi module or a Bluetooth module of the electronic device; andchanging function of the physical button from the first function to the second function by changing key value of the physical button from the first key value to the second key value,wherein when the physical button having the second function is pressed, executing the second function to turn on and turn off a WiFi module or a Bluetooth module of the electronic device. 23. An electronic device, comprising: an antenna;a physical button, configured to have a first function and preset with a first key value corresponding to a first function of the electronic device, wherein the first function of the electronic device is executed when the physical button being pressed;a processing unit, coupled to the physical button; anda sensing unit, coupled to the processing unit and the antenna, the sensing unit comprises: a wireless controller, coupled to the processing unit; anda signal detector, coupled to the wireless controller and the processing unit,wherein, when the electronic device enters a hibernation mode or is in a shutdown state, the sensing unit continuously detects a wake-up signal;when the signal detector receives, through the antenna, the wake-up signal, the signal detector wakes up the wireless controller and the processing unit;when the wireless controller is waken up by the signal detector, the wireless controller receives, through the antenna, externally an instruction signal which includes a second key value corresponding to a second function of the electronic device, generates an instruction information according to the instruction signal, and sends the instruction information to the processing unit, wherein the instruction information defines the second function, and the second function comprises operating the electronic device in a power saving mode or a temperature control mode rather than a normal mode when the electronic device executes a boot process;when the processing unit receives the instruction information, the processing unit changes function of the physical button of the electronic device from the first function to the second function by changing key value of the physical button from the first key value to the second key value; andwhen the electronic device executes the boot process and the physical button is pressed, the processing unit executes the second function to operate the electronic device in the power saving mode or the temperature control mode. 24. A control method, adapted to an electronic device comprising a physical button having a first function, wherein the physical button is preset with a first key value corresponding to a first function of the electronic device, wherein the first function of the electronic device is executed when the physical button being pressed, the control method comprising: detecting a wake-up signal continuously when the electronic device enters a hibernation mode or is in a shutdown state;receiving, through an antenna of the electronic device, externally an instruction signal which includes a second key value corresponding to a second function of the electronic device after receiving the wake-up signal through the antenna, and generating an instruction information according to the instruction signal, wherein the instruction information defines the second function, and the second function comprises operating the electronic device in a power saving mode or a temperature control mode rather than a normal mode when a boot process of the electronic device is executed; andchanging function of the physical button from the first function to the second function by changing key value of the physical button from the first key value to the second key value,wherein the physical button is pressed during the execution of the boot process of the electronic device, executing the second function to operate the electronic device in the power saving mode or the temperature control mode.
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