Abstract:
An electromagnetic bandgap structure and an electronic device having the same are provided. The electromagnetic bandgap structure includes a first conductive element, a second conductive element and a planar inductive element. The planar inductive element is disposed between the first conductive element and the second conductive element. Furthermore, the planar inductive element is electrically connected to the first conductive element via a first conductive pillar, and it is electrically connected to the second conductive element via a second conductive pillar.
Abstract:
A connector and an electronic system using the same. The electronic system (100) comprises a first electronic device (102), a second electronic device (200), and a connector (104), the connector being used for connecting the first electronic device and the second electronic device. The first electronic device has a first plane (P10). The second electronic device has a second plane (P20). The first plane and the second plane are not coplanar. The connector comprises multiple terminals (110, 120, 130), electrically connected to the first plane and the second plane respectively. In the connector, a signal terminal is located between a first ground terminal and a second ground terminal, which is beneficial to transmission of a low-noise high-frequency signal in a shielded environment. The connector and the electronic system using the same may transmit a signal between different planes by connecting junctions in different planes.
Abstract:
A cooling fin, applied in a heat dissipation module, includes a fin body, a penetration portion, and at least one bending portion. The penetration portion is formed on the fin body and includes a slot, a first bending wall, and a second bending wall. The first bending wall and the second bending wall are formed at the opposite sides of the slot. The bending portion is formed on the fin body and adjacent to one end of the slot.
Abstract:
A bracket for an electronic device is provided. The bracket includes a shaft, a second limiting component, and a first elastic component. A first limiting component is disposed at one end of the shaft. The second limiting component is disposed corresponding to the first limiting component. The first elastic component is connected with the second limiting component to make the first limiting component and the second limiting component form a holding state. When the shaft is rotated to reach a predetermined angle range, the first limiting component pushes against the second limiting component and forms a releasing state to detach a body from a base of the electronic device.
Abstract:
A robot device includes a base station and a robot. The base station transmits guiding signals. The robot receives the guiding signal by three receivers. A receiver is disposed at the robot, and the other two receivers are disposed at the right and left of the receiver at different angles. The robot bypasses toward right or left according to the guiding signal received by the receivers. When the strength of the guiding signal received by the central receiver decreases, the robot stops bypassing to spin and searches the guiding signal again till the strength of the guiding signal received by the central receiver is a maximum value. The robot has a fine tuning to return to the base station to have a charge.
Abstract:
A charging circuit and a charging method of a battery are disclosed. The charging circuit provides a charging current to charge the battery. The charging circuit includes a charging control module, a current detecting module and a compensation module. The charging control module provides a charging voltage. The current detecting module detects the charging current, and generates a detecting voltage according to the charging current. The compensation module detects the charging voltage, and provides a feedback voltage to the charging control module according to the detecting voltage and the charging voltage.
Abstract:
A cover assembly applied to an electronic device is disclosed. The electronic device includes a first component and a second component, and an opening is formed between the first component and the second component. The cover assembly includes a cover element, at least one first moving element, at least one second moving element and an elastic element. The cover element is disposed in the opening, attached to the second component, and abutted against the first component. The first moving element is connected to the cover element and includes at least one first moving part. The second moving element is connected to the second component and includes at least one second moving part. The elastic element is connected between the first moving element and the second moving element, and provides an elastic force to make the cover element continuously abutted against the first component and cover the opening.
Abstract:
An encoding method is provided. The encoding method comprises: encoding a first portion of target data to generate a first two dimensional code; encoding a second portion of the target data by the encoding unit generate a second two dimensional code; generating a three dimensional model according to the first two dimensional code, wherein the three dimensional model includes a plurality of three dimensional modules, the three dimensional modules are arranged along a first direction and a second direction, and a height in a third direction of the three dimensional modules is determined according to the first codes; coloring the three dimensional modules according to the second two dimensional code, respectively, to generate a colored three dimensional model, wherein a color of the three dimensional modules of the colored three dimensional model is determined according to the second codes.
Abstract:
A radio frequency communication system and a noise isolation method applied to the radio frequency communication system are provided. The radio frequency communication system includes an antenna, an amplifier and a noise isolating unit. The amplifier is electrically connected to the antenna to amplify a common-mode signal transmitted by the antenna and outputs an amplified common-mode signal. The noise isolating unit is electrically connected to the amplifier to isolate the amplified common-mode signal. The noise isolating unit includes a first transformer and a second transformer. The noise isolating unit isolates the common-mode signal and transmits the differential-mode signal, which can effectively reduce the noise and improve a signal to noise ratio without affecting the original signal.
Abstract:
A protective cover cooperating with a wireless charging dock is provided. The protective cover includes a first cover and a second cover. An electronic device is disposed at the first cover and electrically connected thereto. The second cover is connected to the first cover and thus the second cover can cover the first cover. The second cover includes at least one folding line and at least one charging module, and the charging module receives the inducting power from the wireless charging dock. The second cover can be folded along the folding line to form a folding state. The charging module includes a state sensing module, a power compensating module and a control module. The charging module can adjust a power compensating value and transmit the power compensating value to the wireless charging dock.