Abstract: A smart light guide battery cover and a mobile terminal are provided. The smart light guide battery cover is arranged above a battery of the mobile terminal, and comprises: at least one LED lamp connected to the battery, a battery rear cover arranged above the at least one LED lamp and capable of transmitting lights, and a light guide film arranged above the battery rear cover and configured to guide the lights. In the present application, the light guide film is applied to the smart battery cover for the first time, and thus the battery cover may guide the lights, meeting the personalized demands of the customer.

Abstract: In a speaker sound cavity structure of a mobile terminal of the present disclosure, the speaker sound cavity structure includes an antenna supporting member arranged on a mobile terminal. The antenna supporting member includes a sound-guiding groove configured as a transmission channel for transmitting sound in the speaker sound cavity structure of the mobile terminal. A lead-out hole is configured to lead the sound in a speaker sound cavity into a new speaker sound cavity of the mobile terminal. A lead-in hole is configured to guide the sound in the speaker sound cavity of into the new speaker sound cavity of the mobile terminal. The speaker sound cavity structure is configured to guide the sound of the speaker sound cavity to the new speaker sound cavity of the mobile terminal, so that the space in the speaker sound cavity of the mobile terminal is expanded.

Abstract: A smart light guide battery cover and a mobile terminal are provided. The smart light guide battery cover is arranged above a battery of the mobile terminal, and comprises: at least one LED lamp connected to the battery, a battery rear cover arranged above the at least one LED lamp and capable of transmitting lights, and a light guide film arranged above the battery rear cover and configured to guide the lights. In the present application, the light guide film is applied to the smart battery cover for the first time, and thus the battery cover may guide the lights, meeting the personalized demands of the customer.

Abstract: A detachable intelligent back cover is disclosed and comprises a cover body detachably connected to a middle frame of a casing of an intelligent terminal, a circuit board fixed to an inner surface of the cover body, and a spring probe assembly electrically mounted on a corresponding circuit board and protruding backwardly from the cover body; wherein lighting elements or spare batteries, or speakers are provided on a face of the circuit board toward the cover body. Such that back cover is not only used to protect the batteries, but also to be light sources, signaling lights, spare batteries, speakers, and the like. To use, it is only necessary to install the back cover on the intelligent terminal, in order to be automatically energized via the spring probe assembly. The back covers are selectively changed based on the requirements of users, to improve intelligence of the back cover.

Abstract: A method for providing a multi-function back cover to a mobile terminal and a mobile terminal thereof includes: providing a plurality of test points on a PCB of a main body of the mobile terminal in advance; providing a plurality of pogo pins at positions corresponding to the test points on a back cover of the mobile terminal, and installing the back cover of the mobile terminal on the main body of the mobile terminal, such that the pogo pins connect with the test points to provide a corresponding function of the back cover of the mobile terminal.

Abstract: In a speaker sound cavity structure of a mobile terminal of the present disclosure, the speaker sound cavity structure includes an antenna supporting member arranged on a mobile terminal. The antenna supporting member includes a sound-guiding groove configured as a transmission channel for transmitting sound in the speaker sound cavity structure of the mobile terminal. A lead-out hole is configured to lead the sound in a speaker sound cavity into a new speaker sound cavity of the mobile terminal. A lead-in hole is configured to guide the sound in the speaker sound cavity of into the new speaker sound cavity of the mobile terminal. The speaker sound cavity structure is configured to guide the sound of the speaker sound cavity to the new speaker sound cavity of the mobile terminal, so that the space in the speaker sound cavity of the mobile terminal is expanded.

Abstract: A detachable intelligent back cover is disclosed and comprises a cover body detachably connected to a middle frame of a casing of an intelligent terminal, a circuit board fixed to an inner surface of the cover body, and a spring probe assembly electrically mounted on a corresponding circuit board and protruding backwardly from the cover body; wherein lighting elements or spare batteries, or speakers are provided on a face of the circuit board toward the cover body. Such that back cover is not only used to protect the batteries, but also to be light sources, signaling lights, spare batteries, speakers, and the like. To use, it is only necessary to install the back cover on the intelligent terminal, in order to be automatically energized via the spring probe assembly. The back covers are selectively changed based on the requirements of users, to improve intelligence of the back cover.

Abstract: A method for providing a multi-function back cover to a mobile terminal and a mobile terminal thereof includes: providing a plurality of test points on a PCB of a main body of the mobile terminal in advance; providing a plurality of pogo pins at positions corresponding to the test points on a back cover of the mobile terminal, and installing the back cover of the mobile terminal on the main body of the mobile terminal, such that the pogo pins connect with the test points to provide a corresponding function of the back cover of the mobile terminal.