Abstract: A semiconductor device and a method of forming the same are provided. The method includes forming a bottom electrode layer over a substrate. A magnetic tunnel junction (MTJ) layers are formed over the bottom electrode layer. A top electrode layer is formed over the MTJ layers. The top electrode layer is patterned. After patterning the top electrode layer, one or more process cycles are performed on the MTJ layers and the bottom electrode layer. A patterned top electrode layer, patterned MTJ layers and a patterned bottom electrode layer form MTJ structures. Each of the one or more process cycles includes performing an etching process on the MTJ layers and the bottom electrode layer for a first duration and performing a magnetic treatment on the MTJ layers and the bottom electrode layer for a second duration.

Abstract: A fabric feature predicting method includes following operations: measuring multiple first fabrics to generate multiple first fabric actual feature value groups; storing the first fabric actual feature value groups and multiple first fabric information groups of the first fabrics; selecting multiple third fabrics from the first fabrics according to a second fabric information group of a second fabric; generating at least one equation according to multiple third fabric actual feature value groups of the third fabrics and multiple third fabric information groups of the third fabrics; generating a second fabric predicted feature value group of the second fabric according to the at least one equation and the second fabric information group. The first fabric actual feature value groups include the third fabric actual feature value groups. The first fabric information groups include the third fabric information groups.

Abstract: A water-proof connector includes an internal housing, a PCB, a shielding shell, a sealing ring and an external housing. The internal housing has a base portion and a tongue board. A central of the internal housing defines an inserting chamber. A rear of the base portion is concaved forward to form a first receiving cavity, and further concaved forward to form an extending cavity. The PCB includes a connecting portion and an inserting portion. A plurality of terminals are electroplated in the inserting portion. The inserting portion of the PCB is inserted in the inserting chamber and the connecting portion is inserted in the extending cavity. The shielding shell covers around the tongue board of the internal housing. The sealing ring sheathes an outside of the connecting portion of the PCB. The external housing is molded outside the internal housing, the PCB, the shielding shell and the sealing ring.

Abstract: A water-proof connector includes an internal housing, a PCB, a shielding shell, a sealing ring and an external housing. The internal housing has a base portion and a tongue board. A central of the internal housing defines an inserting chamber. A rear of the base portion is concaved forward to form a first receiving cavity, and further concaved forward to form an extending cavity. The PCB includes a connecting portion and an inserting portion. A plurality of terminals are electroplated in the inserting portion. The inserting portion of the PCB is inserted in the inserting chamber and the connecting portion is inserted in the extending cavity. The shielding shell covers around the tongue board of the internal housing. The sealing ring sheathes an outside of the connecting portion of the PCB. The external housing is molded outside the internal housing, the PCB, the shielding shell and the sealing ring.

Abstract: A lamp holder connector adapted for connecting with a lamp includes a first holder, a second holder, a connecting part, at least two buckling ears, a first terminal assembled in the first holder and a second terminal assembled in the second holder to electrically connect with the first terminal. Two opposite sides of the first holder defines two restraining arms. The second holder defines an accommodating chamber for receiving the connecting part therein. The connecting part defines an accommodating space for receiving the first holder therein. The two buckling ears are pivotally fastened to two sides of the connecting part. Two tops of the two buckling ears are matched with the restraining arms. Each buckling ear has at least one propping portion projecting into the accommodating space to prop up the first holder under rotating actions of the buckling ears when the lamp holder connector is disassembled.

Abstract: A lamp holder connector adapted for connecting with a lamp includes a first holder, a second holder, a connecting part, at least two buckling ears, a first terminal assembled in the first holder and a second terminal assembled in the second holder to electrically connect with the first terminal. Two opposite sides of the first holder defines two restraining arms. The second holder defines an accommodating chamber for receiving the connecting part therein. The connecting part defines an accommodating space for receiving the first holder therein. The two buckling ears are pivotally fastened to two sides of the connecting part. Two tops of the two buckling ears are matched with the restraining arms. Each buckling ear has at least one propping portion projecting into the accommodating space to prop up the first holder under rotating actions of the buckling ears when the lamp holder connector is disassembled.

Abstract: A hinge includes a first connector which has a hollow pivotal sleeve with a channel penetrating therethrough, a coupling flap and a locating strip spaced from each other in a parallel relation and connected with two opposite edges of the channel respectively, a resilient tube pivotally received within and circumferentially biasing against the pivotal sleeve to produce a friction resistance force therebetween, two second connectors fastened to two opposite ends of the resilient tube, and a fastening element for holding the locating strip and the coupling flap closely together and adjust a space between the locating strip and the coupling flap to further regulate the friction resistance force. So the first connector may be positioned at any desired angle relative to the second connectors by means of the friction resistance force between the resilient tube and the pivotal sleeve.

Abstract: A SATA connector assembly has a SATA connector and a disk box mating with the SATA connector. The disk box has a main shell for accommodating a hard disk. The SATA connector has an insulating housing having a base. A pair of locking portions is located beside each lateral side of the base, the locking portion has an elastic arm with a contacting portion projected outwardly from a free end thereof. A pair of holding portions is protruded from an inner side of the main shell adjacent to two opposite sides of the opening for buckling with the locking portion to provide a steady connection between the disk box and the SATA connector.

Abstract: A cold cathode fluorescent lamp connector includes a holding base and a plurality of terminals. The holding base has a base board and a plurality of terminal housings which are integratedly molded with the base board as a single piece, each of the terminal housings is perpendicularly interweaved in the base board, two opposite ends of the base board respectively define a first locking portion and a second locking portion matchable with the first locking portion for making the first locking portion of one cold cathode fluorescent lamp connector can be engaged with the second locking portion of another cold cathode fluorescent lamp connector so as to series-connect a plurality of the cold cathode fluorescent lamp connectors together. The terminals are respectively received in the terminal housings of the holding base.

Abstract: A hinge includes a second connector having a pintle of which a locating rib is protruded at a peripheral outside, and a first connector which has a pivotal sleeve sleeved to the pintle and defining a slot to break off the pivotal sleeve for locking the locating rib therein. The locating rib can further slide along and abut against a peripheral inside of the pivotal sleeve to produce a friction resistance force therebetween for positioning the first connector at any desired angle relative to the second connector. A reinforcing sleeve is worn around the pivotal sleeve of the first connector for biasing the pivotal sleeve to strengthen the friction resistance force between the locating rib and the peripheral inside of the pivotal sleeve.

Abstract: A hinge includes a first connector which has a hollow pivotal sleeve with a channel penetrating therethrough, a coupling flap and a locating strip spaced from each other in a parallel relation and connected with two opposite edges of the channel respectively, a resilient tube pivotally received within and circumferentially biasing against the pivotal sleeve to produce a friction resistance force therebetween, two second connectors fastened to two opposite ends of the resilient tube, and a fastening element for holding the locating strip and the coupling flap closely together and adjust a space between the locating strip and the coupling flap to further regulate the friction resistance force. So the first connector may be positioned at any desired angle relative to the second connectors by means of the friction resistance force between the resilient tube and the pivotal sleeve.

Abstract: A hinge includes a second connector having a pintle of which a locating rib is protruded at a peripheral outside, and a first connector which includes a pivotal sleeve sleeved to the pintle and defining a slot to break off the pivotal sleeve for locking the locating rib therein, a coupling flap and a locating strip spaced from each other in a parallel relation and connected with two opposite edges of the slot respectively. The locating rib can further slide along and abut against a peripheral inside of the pivotal sleeve to produce friction resistance force therebetween for positioning the first connector at any inclined angle relative to the second connector. A fastening element holds the locating strip and the coupling flap together and can adjust a space between the locating strip and the coupling flap to further regulate the friction resistance force.

Abstract: A hinge includes a second connector having a hollow pivotal device of which a peripheral outside protrudes outward to form a locking rib, and a first connector having a pivotal sleeve which is pivotally sleeved to the pivotal device to make the first connector rotatable relative to the second connector. The locking rib is able to slide along and abut against a peripheral inside of the pivotal sleeve to produce friction resistance force therebetween for positioning the first connector at any inclined angle relative to the second connector. A fastening pin is disposed in the pivotal device of the second connector and spaced from a peripheral inside of the pivotal device so that can make the pivotal device pressed inward to produce an outward elasticity to strengthen the friction resistance force between the locking rib and the peripheral inside of the pivotal sleeve.

Abstract: A free positioning hinge for connecting a stator element and a rotary element includes a sleeve, a rotary shaft, and a friction element. The sleeve has a coupling portion for coupling with the stator element and a mating portion opposite to the coupling portion having an axial hole defined therein. The rotary shaft has a connecting portion for connecting with the rotary element and an engaging portion opposite to the connecting portion for pivotally installed in the axial hole. The engaging portion includes a pivot and at least two retainers. The friction element includes a plurality of annular pads. The annular pads are disposed on the pivot and located between the retainers. The engaging portion of the rotary shaft together with the annular pads disposed thereon is inserted into the axial hole of the sleeve.

Abstract: A keypad device includes a key-mat and a switch assembly. The key-mat has a plurality of spaced key portions. The switch assembly includes a plurality of switches disposed under the respective key portions. A plurality of slots is defined in the key-mat. Each slot is disposed between a pair of the adjacent key portions such that the linkage between the adjacent key portions is destroyed. Thus a pressure on a given key portion is not transferred to its adjacent key portions, thereby unwanted key presses are avoided.

Abstract: An illuminated keypad includes a baseboard, a plurality of keys protruded from the baseboard, a plurality of sets of light guiding bars and a plurality of light-emitting components. Each set of light guiding bars is disposed under the baseboard. Each light guiding bar has a portion extending toward one key. The light-emitting components are disposed under the baseboard corresponding to the respective sets of light guiding bars. Thus light emitted from the light-emitting components is transmitted to the keys for illuminating through the respective light guiding bars. According to an aspect of the invention, each set of light guiding bars are arranged to be X-shaped. According to another aspect of the invention, each set of light guiding bars are arranged in a line.

Abstract: A free stopping hinge includes a sleeve and a rotary shaft. The sleeve has a mating portion with an axial hole defined therein. A wall of the hole has an axial slot and a perpendicular slot being perpendicular to and communicating with the axial slot. Both of the axial slot and the vertical slot penetrate the wall of the axial hole. The rotary shaft has an engaging portion pivotally installed in the axial hole. Constructed as mentioned-above, the present free stopping hinge has a simple structure. The axial slot and the vertical slot help to provide flexibility in engaging the shaft and the sleeve, thereby facilitating assembling of the hinge. The flexibility in turn helps to provide a proper friction as the rotary shaft rotates with respect to the sleeve for free stopping.

Abstract: An illuminated keypad includes a baseboard, a plurality of keys protruded from the baseboard, a plurality of sets of light guiding bars and a plurality of light-emitting components. Each set of light guiding bars is disposed under the baseboard. Each light guiding bar has a portion extending toward one key. The light-emitting components are disposed under the baseboard corresponding to the respective sets of light guiding bars. Thus light emitted from the light-emitting components is transmitted to the keys for illuminating through the respective light guiding bars. According to an aspect of the invention, each set of light guiding bars are arranged to be X-shaped. According to another aspect of the invention, each set of light guiding bars are arranged in a line.