Abstract: A power saving method and a handheld electronic device using the same are provided. The method includes the following steps. A trigger signal is received. An user interface is displayed in a touch display panel unit of the handheld electronic device, wherein the user interface includes at least one control item and the at least one control item respectively corresponds to at least one working mode of the handheld electronic device. An operating signal corresponding to one of the at least one control item is received from the touch display panel unit. The working mode of the handheld electronic device is switched according to the operating signal and a working frequency of the handheld electronic device is adjusted according to the working mode.

Abstract: A multimedia device includes a body, a first electronic module and a second electronic module. The first electronic module and the second electronic module are pivotally connected onto the body, respectively. The first electronic module and the second electronic module are configured to rotate relatively to the body and capture or display a multimedia information, respectively.

Abstract: A dual-screen electronic reading apparatus includes a memory storing files, a non-volatile display unit, a volatile display unit, and a microprocessor. The microprocessor includes a file determining module configured for determining whether text and at least one image exist in one opened file, and for generating a text file and an image file if both text and at least one image exist in the opened file. The microprocessor also includes a display controlling module configured for displaying the text file on the non-volatile display unit and displaying the image file on the volatile display unit.

Abstract: A dual-screen electronic reading apparatus includes a memory storing files, a non-volatile display unit, a volatile display unit, and a microprocessor. The microprocessor includes a file determining module configured for determining whether text and at least one image exist in one opened file, and for generating a text file and an image file if both text and at least one image exist in the opened file. The microprocessor also includes a display controlling module configured for displaying the text file on the non-volatile display unit and displaying the image file on the volatile display unit.

Abstract: An electronic shopping system includes a mobile terminal comprising a non-volatile display unit, a volatile display unit, a microprocessor and a receiving unit configured to receive sales information from a server. The sales information comprise coupons, merchandise sort icons, and merchandise name icons, and each of the merchandise sort icons is associated with a part of the merchandise name icons, and each of the merchandise name icons is associated with one of the coupons, each of the coupon comprises a code. The microprocessor displays the merchandise sort icons and the merchandise name icons on the volatile display unit, and further displays one coupon on the non-volatile display unit.

Abstract: A method of switching input modes includes: generating a switch signal in response to user input; recording a duration of the switch signal; comparing the recorded duration of the switch signal with a predetermined time interval; generating a first switch signal if the recorded duration of the switch signal is equal to or greater than the predetermined time interval, or generating a second switch signal if the recorded duration of the switch signal is less than the predetermined time interval; and switching a first input mode to a second input mode according to the first switch signal, or switching the second input mode to the first input mode according to the second switch signal.

Abstract: A dual screen portable electronic device is provided. The portable electronic device includes a first group of function interfaces, a second group of function interfaces, a first screen, a second screen and a central processing unit. The first screen is configured for displaying the first group of function interfaces. The second screen is configured for displaying the second group of function interfaces. The central processing unit is configured for controlling one of the first screen or the second screen to be in an activated state and the other to be in an inactivated state, performing functions corresponding to the function interfaces, and controlling the activated screen to display the function interfaces.

Abstract: An electronic apparatus with incoming message prompt is provided. The electronic apparatus includes an input unit, a receiver, an indicator light, a memory, and a processor. The processor connected with the indicator light and the memory, is configured for controlling the indicator light to flash corresponding colored lights in different rates according to the message ID table and the incoming message.

Abstract: A communication apparatus with incoming call prompt is provided. The communication apparatus includes an input unit, a receiver, an indicator light, a memory, and a processor. The processor connected with the indicator light and the memory, is configured for controlling the indicator light to emit corresponding colored light as a prompt.