Abstract: The present disclosure relates to a charging device. The charging device may comprise a body and a cover coupled to the body. The cover may comprise first charging circuitry, and the cover may be movable between a first position in which the cover is on a top surface of the body and a second position in which the cover is angled relative to the top surface of the body. The charging device may further comprise a board coupled to the body and comprising second charging circuitry.

Abstract: The present disclosure relates to a charging device. The charging device may comprise a body and a cover coupled to the body. The cover may comprise first charging circuitry, and the cover may be movable between a first position in which the cover is on a top surface of the body and a second position in which the cover is angled relative to the top surface of the body. The charging device may further comprise a board coupled to the body and comprising second charging circuitry.

Abstract: The present disclosure relates to the technical field of charging equipment and discloses a charging device. The charging device includes a housing, a movable board, a charging circuitry, and a power interface. The housing comprises a cavity, a body, and a flip cover pivotably connected to the body. The charging circuitry, is located on the movable board, and the movable board is configured to be extendable or retractable relative to the cavity. The power interface is electrically connected to an external power supply and configured to transmit power supplied by the external power supply to the charging circuitry.

Abstract: The present disclosure relates to the technical field of charging equipment and discloses a charging device. The charging device includes a housing, a movable board, a charging circuitry, and a power interface. The housing comprises a cavity, a body, and a flip cover pivotably connected to the body. The charging circuitry, is located on the movable board, and the movable board is configured to be extendable or retractable relative to the cavity. The power interface is electrically connected to an external power supply and configured to transmit power supplied by the external power supply to the charging circuitry.

Abstract: The present invention provides a method and apparatus for determining voice call spam, a method and service server for blocking voice call spam, a voice communication system that has applied the service server and a switch that is used in the voice communication system. The apparatus for determining voice call spam comprises: a pass code generating unit for generating a pass code; a pass code voice generating unit for generating corresponding voice based on said pass code generated by said pass code generating unit; and an acknowledge information receiving unit for receiving acknowledge information from a caller; wherein said voice call is determined as a voice call spam if said acknowledge information from said caller does not contain said pass code.