Abstract: A hinge assembly is provided. The hinge assembly includes a first base, a second base, a flexible connection element, and a number of hinge elements. The flexible connection element is located between and coupled to the first base and the second base. The hinge elements are arranged in a line and located between the first base and the second base. Each of the hinge elements comprises an interior portion and an exterior portion opposite to the interior portion. The exterior portions of the hinge elements are coupled to the flexible connection element. The interior portions of the hinge elements are capable of being either close to or far away from each other by rotating the first base with respect to the second base. A foldable mobile terminal and a rotation mechanism are also provided.

Abstract: A foldable mobile terminal is provided. The foldable mobile terminal includes a rotation mechanism, a first body, a second body, and a display panel assembly. The rotation mechanism includes: a rotation assembly having a position member, a first rotation shaft rotatably coupled to the position member, a second rotation shaft rotatably coupled to the position member, and a sliding member disposed between the first rotation shaft and the second rotation shaft; a base assembly having a base body coupled to the rotation assembly, a first slide base slidably coupled to the base body, and a second slide base slidably coupled to the base body; and a connection assembly coupled to the connection member. The first body is coupled to the first slide base. The second body is coupled to the second slide base. The display panel assembly is mounted on the first body, the second body.

Abstract: A support structure for supporting a flexible display screen includes a first flexible board, a second flexible board, a side board, and a number of electromagnets. The second flexible board is arranged opposite to the first flexible board and defines a gap together with the first flexible board. The gap is filled with an electro-rheological fluid. The side board encloses outer peripheral sides of the first and second flexible boards and seals the gap. The electromagnets are secured to the first flexible board and located in the gap, each electromagnet has a support surface attached to the first flexible board and a side surface at an acute angle to the support surface, and the side surfaces of adjacent electromagnets are mutually attached by a magnetic force to cause the first flexible board to roll up. A flexible display screen module is also provided.

Abstract: Mobile terminal includes rear housing including includes first surface, second surface sunken toward the first surface to form groove, first side circumference, second side circumference, third side circumference and fourth side circumference; display screen arranged at one side where the first surface is located; mounting seat; photographing module. The seat is rotatablely connected to the housing. Rotation axis of the seat passes through circle center of circumcircle of positive projection of the seat on reference plane. The module is arranged on the seat. The seat can be rotated relative to the housing through first position and second position. At the first position, the module is located in the groove, and first light entering surface of the module is blocked by the screen. At the second position, the module is located out of the groove and the first light entering surface is exposed from one side where the screen is located.

Abstract: The present disclosure discloses a state-of-charge indication method. The method includes: acquiring a current ratio of a remaining battery capacity to a total battery capacity; determining a target curvature angle of a flexible display screen associated with a terminal based at least on the current ratio; and controlling the flexible display screen to present the target curvature angle.

Abstract: A display screen assembly, a method for assembling display screen assembly and an electronic device are provided. The display screen assembly includes: a display screen having a display area and a non-display area surrounding the display area, a connector, a cover plate and a bracket. The connector includes a first joining portion, a second joining portion and a third joining portion. The first joining portion is coupled in the non-display area. The second joining portion is opposite to a side wall of the display screen. The third joining portion is fitted with a bottom surface of the display screen and corresponds to the non-display area. A lower surface of the cover plate is positioned to the top surface of the display screen and the first joining portion. The bracket includes a top portion joined to the bottom surface of the display screen and the third joining portion.

Abstract: A wristband mobile terminal and a control method for a wristband mobile terminal are provided. The wristband mobile terminal includes: a terminal body, the terminal body including a first side and a second side opposite to the first side, the second side being provided with an accommodating portion; and a ring band, the ring band being capable of being accommodated in the accommodating portion and being capable of being detachably connected to the terminal bod, in which when the ring band is connected to the terminal body, the wristband mobile terminal forms a closed ring.

Abstract: A hinge assembly is provided. The hinge assembly includes a first hinge member and a second hinge member separated from the first hinge member, a tooth plate member located between and coupled to the first hinge member and the second hinge member. Each of the first hinge member and the second hinge member includes a first base, a second base, a flexible connection element located between and coupled to the first base and the second base, and a plurality of hinge elements arranged in a line and located between the first base and the second base. The tooth plate member includes a first mounting plate slidably coupled to the first bases, a second mounting plate slidably coupled to the second bases, and at least one tooth plate group located between and coupled to the first mounting plate and the second mounting plate.

Abstract: A rotation mechanism is provided. The rotation mechanism includes a rotation assembly, a base assembly, and a connection assembly. The rotation assembly includes a position member, a first rotation shaft rotatably coupled to the position member, a second rotation shaft rotatably coupled to the position member and separated from and parallel to the first rotation shaft, and a sliding member slidably disposed between the first rotation shaft and the second rotation shaft. The base assembly includes a base body coupled to the rotation assembly, a first slide base slidably coupled to the base body, and a second slide base slidably coupled to the base body. The second slide base and the first slide base are located at two opposite sides of the base body. The connection assembly is coupled to the base body.

Abstract: The present disclosure relates to a copper electroplating solution and a copper electroplating process. The solution includes following components: 20 to 240 g/L of copper sulfate pentahydrate, 20 to 300 g/L of sulfuric acid, 25 to 120 mg/L of chlorine ion, 0.1 to 20 mg/L of a brightener, 1 to 2000 mg/L of an inhibitor, and the balance is deionized water; The brightener is selected from two of the group consisting of alkyl sulfonic acid thiols and derivatives thereof; the inhibitor is selected from one or more compounds of non-ionic surfactants. The solution of this disclosure can greatly improve the current density of plating and the throwing power (TP) of electroplating of the through hole of flexible boards, wherein the TP value can reach more than 200%, and the electroplating deposited copper layer in the hole is flat and the quality thereof meets the requirements of the flexible board.

Abstract: A display screen assembly, a method for assembling display screen assembly and an electronic device are provided. The display screen assembly includes: a cover plate, a connector, a display screen and a bracket. The connector includes a first joining portion coupled to a lower surface of the cover plate, a second joining portion and a third joining portion. The display screen includes a display area and a non-display area. A top surface of the display screen is joined to the lower surface of the cover plate. The first joining portion is supported on the top surface of the display screen and corresponds to the non-display area. The bracket includes a top portion joined to a bottom surface of the display screen, and a bottom portion. The second joining portion runs through the top portion and the bottom portion. The third joining portion abuts against the bottom portion.

Abstract: The present disclosure relates to a foldable terminal including a body, a magnetic attraction assembly and a magnetic buffer assembly. The body includes an upper part, a bending part and a lower part. The upper part is coupled with the bending part. The bending part is coupled with the lower part. When an included angle between the upper part and the lower part is 0 degree, the magnetic attraction assembly attracts. When the included angle between the upper part and the lower part is greater than or less than 180 degrees, members of the magnetic buffer assembly repel each other. The present disclosure further relates to another two kinds of foldable terminals.

Abstract: The present disclosure provides a foldable terminal with a flexible screen. The foldable terminal includes a housing, two main bodies, a flexible screen, a first air bag and a second air bag. The housing includes two casings and a bendable portion, the bendable portion is capable of being bent and deformed and connected between the two casings. The two main bodies are fixed to the two casings correspondingly. The flexible screen includes two fixed regions and a bendable region, the two fixed regions are fixed to the two main bodies correspondingly, and the bendable region is connected between the two fixed regions. When the foldable terminal is in a folded state, the sealed gas is in the second air bag, and when the foldable terminal is in an unfolded state, the sealed gas is moved from the second air bag into the first air bag.

Abstract: Embodiments of the present application disclose a mobile terminal. The mobile terminal includes a fingerprint identification module and a terminal screen. The terminal screen includes a display area and a non-display area located at an end of the display area, and the display area has a display surface. The fingerprint identification module is adjacent to the non-display area relative to the display area, a forward projection of the fingerprint identification module on a plane where the display surface is located is at least partially overlapped with a forward projection of the non-display area on the plane where the display surface is located.

Abstract: The present disclosure relates to a foldable terminal including a body, a magnetic attraction assembly and a magnetic buffer assembly. The body includes an upper part, a bending part and a lower part. The upper part is coupled with the bending part. The bending part is coupled with the lower part. When an included angle between the upper part and the lower part is 0 degree, the magnetic attraction assembly attracts. When the included angle between the upper part and the lower part is greater than or less than 180 degrees, members of the magnetic buffer assembly repel each other. The present disclosure further relates to another two kinds of foldable terminals.

Abstract: A foldable terminal is provided and includes a housing, a first air bag and a second air bag. The housing includes two casings and a bendable portion, the bendable portion being capable of being bent and deformed and being connected between the two casings; the first air bag is provided at a position corresponding to the bendable portion; and the second air bag is provided at a position corresponding to the casing. The first air bag is in communication with the second air bag, and both of them are filled with gas. When the foldable terminal is in a folded state, the gas is in the second air bag; and when the foldable terminal is in an unfolded state, the gas is moved from the second air bag into the first air bag.

Abstract: The present disclosure provides a mobile terminal. The mobile terminal includes a main body and a flexible screen assembly. The main body defines a receiving cavity and includes a front side and a back side arranged opposite to each other, the receiving cavity has an opening located between the front side and the back side. The flexible screen assembly includes a fixed portion and an activity portion connected sequentially, the fixed portion is provided on the front side, and the activity portion is bent over and received in the receiving cavity or is bent over and contacts the back side.

Abstract: A camera assembly and a mobile electronic device are provided. The camera assembly includes at least two image sensors. Each image sensor includes a pixel array and a control circuit. The pixel array includes a plurality of row pixels and a plurality of column pixels. The control circuit is configured to control the image sensor to work in an imaging mode or in a light sensing mode. The control circuit is further configured to receive a light sensing instruction to control an intersection region of a part of row pixels and a part of column pixels to detect an illumination intensity so as to enable the image sensor to work in the light sensing mode and to receive an imaging instruction to control the pixel array to obtain an image so as to enable the image sensor to work in the imaging mode.

Abstract: A camera assembly and a mobile electronic device are provided. The camera assembly includes at least two image sensors. Each image sensor includes a pixel array and a control circuit. The pixel array includes a light sensing region and an imaging region. The control circuit is configured to receive a light sensing instruction to control the light sensing region to detect an illumination intensity and to receive an imaging instruction to control the light sensing region and the imaging region to collectively perform a photographic process to obtain an image. The present disclosure further provides a mobile electronic device.

Abstract: A camera assembly and a mobile electronic device are provided. The camera assembly includes at least two image sensors. Each image sensor includes a pixel array and a control circuit. The pixel array includes a light sensing region and an imaging region. The control circuit is configured to control the light sensing region to detect an illumination intensity when receiving a light sensing instruction and to control the imaging region to obtain an image when receiving an imaging instruction. The mobile electronic device includes a camera assembly and a processor. The processor is configured to generate the light sensing instruction and the imaging instruction.