Abstract: An electronic device having a calculation function and suitable for being detachably connected to a portable electronic device having a calculation function is provided. The electronic device includes a body, a connecting base and a supporter. The body has a first surface. The connecting base is disposed at the body and has a containing cavity. The portable electronic device is suitable for being disposed in the containing cavity to be electronically connected to the electronic device. A back surface of the portable electronic device leans against the first surface. The supporter is connected to the body and supports the body, and an angle is formed therebetween.

Abstract: A tablet electronic device is disclosed. The tablet electronic device includes a first side, a second side and an electronic component. The first side has a first thickness. The second side is opposite to the first side and has a second thickness. The second thickness is larger than the first thickness. The second side has a recess. The electronic component is accommodated in the recess such that a gravity center of the tablet electronic device is adjusted towards the second side. The tablet electronic device has a holding portion and the center of gravity of the tablet electronic device is arranged in a suitable position, thus the tablet electronic device disclosed herein can be comfortably operated while being held in a user's hand. Furthermore, the tablet electronic device can be set in various ways for comfortable usage.

Abstract: An electronic device having a calculation function and suitable for being detachably connected to a portable electronic device having a calculation function is provided. The electronic device includes a body, a connecting base and a supporter. The body has a first surface. The connecting base is disposed at the body and has a containing cavity. The portable electronic device is suitable for being disposed in the containing cavity to be electronically connected to the electronic device. A back surface of the portable electronic device leans against the first surface. The supporter is connected to the body and supports the body, and an angle is formed therebetween.

Abstract: A keyboard module includes a key unit, a fixed unit and a cover layer. The key unit includes a plurality of key structures. The fixed unit includes a plurality of position limiting structures, and the position limiting structures are fixed to the corresponding key structures, respectively. The cover layer covers and connects to the key unit and the fixed unit.

Abstract: An ejecting mechanism capable of preventing an accidental touch is disposed in a housing having a tray and used for ejecting the tray out of the housing. The ejecting mechanism includes a tray ejecting button and a front cover. The front cover is disposed at the housing and located at the ejecting direction of the tray. The front cover has a sliding key including a pressing body and a triggering body connected to one end of the pressing body. When the pressing body drives the triggering body to slide until the triggering body aligns to the tray ejecting button, the pressing body is capable of being forced to drive one end of the triggering body to trigger the tray ejecting button to eject the tray.

Abstract: A tablet electronic device is disclosed. The tablet electronic device includes a first side, a second side and an electronic component. The first side has a first thickness. The second side is opposite to the first side and has a second thickness. The second thickness is larger than the first thickness. The second side has a recess. The electronic component is accommodated in the recess such that a gravity center of the tablet electronic device is adjusted towards the second side. The tablet electronic device has a holding portion and the center of gravity of the tablet electronic device is arranged in a suitable position, thus the tablet electronic device disclosed herein can be comfortably operated while being held in a user's hand. Furthermore, the tablet electronic device can be set in various ways for comfortable usage.

Abstract: An electronic device includes a host module and an input module. The input module includes a keyboard unit and a touch unit. The keyboard unit is electrically connected to the host module. The touch unit includes a touch pad and a plurality of key sets. The touch pad is electrically connected to the key sets. The key sets are selected to be disposed next to the touch pad or not. This can improve the flexibility for the user to use the electronic device with a touch pad and a plurality of key sets.

Abstract: An electronic device includes a host module and an input module. The input module includes a keyboard unit and a plurality of the touch units. The keyboard unit includes a plurality of keys which are electrically connected to the host module. The touch units are disposed adjacent to the keyboard unit and electrically connected to the host module. The electronic device as disclosed brings the convenience for the user to use the electronic device by a plurality of the touch units.

Abstract: A portable storage device includes a body and a cable. The body has a receiving slot with an opening. The cable is received in the receiving slot and is electrically connected with the body. The cable has at least one bending portion with an included angle less than 90 degree, thereby flexibly extends the cable along a longitudinal extension axis and avoids non-linear twist or curl occurring on the cable, so as to allow a convenient folding and storing of the connecting cable.

Abstract: An electronic device with a hidden I/O interface module is disclosed. The electronic device includes a container and a surface with an opening, container and the opening communicate with each other. The container includes a first position and a second position. The electronic device also includes an I/O connection unit, a pivot module and a cover. The I/O connection unit is disposed at the container, electrically connected to the electronic device and includes a connecting surface. The pivot module is connected to the I/O connection unit. The cover is connected to the pivot module. When the cover is shut, it covers the container and makes the I/O connection unit located at the first position. When the cover is open, it drives the pivot module to drive the I/O connection unit to move to the second position to make the connecting surface of the I/O connection unit aligned with the surface.

Abstract: An electronic device with a hidden I/O interface module is disclosed. The electronic device includes a container and a surface with an opening, container and the opening communicate with each other. The container includes a first position and a second position. The electronic device also includes an I/O connection unit, a pivot module and a cover. The I/O connection unit is disposed at the container, electrically connected to the electronic device and includes a connecting surface. The pivot module is connected to the I/O connection unit. The cover is connected to the pivot module. When the cover is shut, it covers the container and makes the I/O connection unit located at the first position. When the cover is open, it drives the pivot module to drive the I/O connection unit to move to the second position to make the connecting surface of the I/O connection unit aligned with the surface.

Abstract: An electronic device with a hidden I/O interface module is disclosed. The electronic device includes a container and a surface with an opening, container and the opening communicate with each other. The container includes a first position and a second position. The electronic device also includes an I/O connection unit, a pivot module and a cover. The I/O connection unit is disposed at the container, electrically connected to the electronic device and includes a connecting surface. The pivot module is connected to the I/O connection unit. The cover is connected to the pivot module. When the cover is shut, it covers the container and makes the I/O connection unit located at the first position. When the cover is open, it drives the pivot module to drive the I/O connection unit to move to the second position to make the connecting surface of the I/O connection unit aligned with the surface.

Abstract: An electronic device with a hidden I/O interface module is disclosed. The electronic device includes a container and a surface with an opening, container and the opening communicate with each other. The container includes a first position and a second position. The electronic device also includes an I/O connection unit, a pivot module and a cover. The I/O connection unit is disposed at the container, electrically connected to the electronic device and includes a connecting surface. The pivot module is connected to the I/O connection unit. The cover is connected to the pivot module. When the cover is shut, it covers the container and makes the I/O connection unit located at the first position. When the cover is open, it drives the pivot module to drive the I/O connection unit to move to the second position to make the connecting surface of the I/O connection unit aligned with the surface.

Abstract: An ejecting mechanism capable of preventing an accidental touch is disposed in a housing having a tray and used for ejecting the tray out of the housing. The ejecting mechanism includes a tray ejecting button and a front cover. The front cover is disposed at the housing and located at the ejecting direction of the tray. The front cover has a sliding key including a pressing body and a triggering body connected to one end of the pressing body. When the pressing body drives the triggering body to slide until the triggering body aligns to the tray ejecting button, the pressing body is capable of being forced to drive one end of the triggering body to trigger the tray ejecting button to eject the tray.

Abstract: A built-in uninterruptible power supply system and an electronic device using the same are provided. The built-in uninterruptible power supply system supplies power to an electronic component of an electronic device. The built-in uninterruptible power supply system includes a power supply, a power storage, a power supply switch and a power display. The power supply switch electrically couples the power supply with the power storage. The power supply switch switches to transmit a first power or a second power to the electronic component. The power display is disposed in the casing and electrically coupled with the power storage for displaying a storage power of the power storage. When the external power source stops supplying power to the power supply, the power supply switch switches to transmit the second power from the power storage to the electronic component.

Abstract: An electronic apparatus including a first body, a cover, and a restoring element is provided. The first body has at least one sidewall and an opening on the sidewall. At least a part of the cover passes through the sidewall and is pivoted to the first body. When the cover is at a first position, the cover covers the opening to prevent dust from entering the opening. When the cover is at a second position, the cover exposes the opening. The restoring element is disposed in the first body and imposes an elastic force to the cover so as to rotate the cover from the first position to the second position for exposing the opening.