Abstract: A mobile electronic device includes a ground plane, a first slot, a plurality of first inductive elements, a first antenna, a second antenna, a first signal source, and a second signal source. The first slot is disposed in the ground plane to form a first ground portion and a second ground portion separated from each other. The first inductive elements are respectively connected to the first ground portion and the second ground portion. The first antenna and the second antenna respectively receive a radio-frequency signal in a predetermined band. The first signal source is electrically connected between the first antenna and the first ground portion and receives the radio-frequency signal from the first antenna. The second signal source is electrically connected between the second antenna and the second ground portion and receives the radio-frequency signal from the second antenna.

Abstract: An extendable luggage comprises a first shell having a first opening edge, a second shell having a second opening edge, an inner zipper, an outer zipper and an inner strap. The inner zipper has outer teeth located at a first and second distance away from the first and second opening edge, respectively. The outer zipper has two outer tapes and outer teeth. Each outer tape has a straight section, a head section and a tail section. The outer teeth located at distal ends of the two head sections and two tail sections are closed and unable to be opened. The outer teeth located at the two straight sections are located at a third distance away from the first opening edge and a fourth distance away from the second opening edge. The inner strap is connected with two ends of the inner zipper. The luggage looks simple and is extendable.

Abstract: The present invention provides a method for plasma dicing a substrate. The substrate is provided with a top surface and a bottom surface, the top surface of the substrate having a plurality of street areas and at least one device structure. The substrate is placed onto a support film on a frame to form a work piece. A process chamber having a plasma source is provided. A work piece support is provided within the plasma process chamber. The work piece is placed onto the work piece support. A plasma is generated from the plasma source in the plasma process chamber. The work piece is processed using the generated plasma and a byproduct generated from the support film while the support film is exposed to the generated plasma.

Abstract: An extendable luggage includes a first shell, a second shell, an annular strap, at least one extendable device and at least one guiding device. The annular strap connects the first shell with the second shell. The extendable device has a movable base disposed at the first shell, a fixed base disposed at the second shell and sleeved to the movable base, and a positioning mechanism connected with the fixed base and the movable base. When operation end of the positioning mechanism exposed from the first shell is actuated, the positioning mechanism is in an unlocked state where the movable base is moveable relative to the fixed base. When the operation end is actuated, the positioning mechanism is in an unlocked state where the movable base is moveable relative to the fixed base. As a result, user can extend the luggage uniformly according to demand to increase accommodating capacity thereof.

Abstract: A pull handle of a luggage, which is adapted for accommodating a control device having a button, includes a main body and a cover. The main body has a transverse pipe, two vertical pipes integrally extended from two ends of the transverse pipe respectively, and a hollow portion located at the transverse pipe. The cover is mounted to the main body and covers at least one part of the hollow portion. The cover and the transverse pipe constitute a grip which has an opening corresponding in position to the button of the control device. In this way, the pull handle is not only firm in structure so as to be uneasily damaged and have long life time, but also simplified in assembling process.

Abstract: A composite article includes an inorganic non-metallic article and a resin article. The resin article is connected to the inorganic non-metallic article. The inorganic non-metallic article includes at least one connecting surface. At least a portion of the connecting surface comprises groove-peak like microstructures. At least one of the microstructures comprises a rough and/or porous surface having at least one of a roughness element and a porous structure. The inorganic non-metallic article and resin article are combined together through the microstructures. A method for making the composite article is also provided.

Abstract: A composite article includes an inorganic non-metallic article, a resin article, and a connecting layer located between the inorganic non-metallic article and the resin article. The connecting layer is configured to connect the inorganic non-metallic article and the resin article together. A surface of the connecting layer connected with the resin article includes a plurality of microstructures, a portion of the resin article fills in the plurality of microstructures. A method for making the composite article is also provided.

Abstract: An electronic device including a ground plane, a metal frame, a plurality of radiation elements and a switching circuit is provided. A first end of a frame element in the metal frame is connected to the ground plane, and a second end of the frame element is an open end. Each of the radiation elements is spaced by a coupling distance from the frame element. The switching circuit transmits a feeding signal to one of the radiation elements. When the feeding signal is transmitted to a first radiation element among the radiation elements, the electronic device operates in a first band and a second band through the first radiation element and the frame element. When the feeding signal is transmitted to a second radiation element among the radiation elements, the electronic device operates in a third band and a fourth band through the second radiation element and the frame element.

Abstract: An electronic device including a ground plane, a metal frame, a plurality of radiation elements and a switching circuit is provided. A first end of a frame element in the metal frame is connected to the ground plane, and a second end of the frame element is an open end. Each of the radiation elements is spaced by a coupling distance from the frame element. The switching circuit transmits a feeding signal to one of the radiation elements. When the feeding signal is transmitted to a first radiation element among the radiation elements, the electronic device operates in a first band and a second band through the first radiation element and the frame element. When the feeding signal is transmitted to a second radiation element among the radiation elements, the electronic device operates in a third band and a fourth band through the second radiation element and the frame element.

Abstract: A mobile communication device includes a substrate, a frame, a ground plane, and an antenna element. The substrate includes a first surface and a side wall. The frame includes a frame portion adjacent to the side wall. The ground plane is arranged on the first surface and includes a notch. An opening of the notch faces the frame portion. The antenna element includes a first radiation portion having a feeding point, a second radiation portion electrically connected to the ground plane, a third radiation portion electrically connected to the first radiation portion, and a fourth radiation portion electrically connected to the second radiation portion. Orthogonal projections of the first and second radiation portions on the first surface are located in the notch of the ground plane, and the third and fourth radiation portions are located on the frame portion or the side wall of the substrate.

Abstract: A pull handle of a luggage, which is adapted for accommodating a control device having a button, includes a main body and a cover. The main body has a transverse pipe, two vertical pipes integrally extended from two ends of the transverse pipe respectively, and a hollow portion located at the transverse pipe. The cover is mounted to the main body and covers at least one part of the hollow portion. The cover and the transverse pipe constitute a grip which has an opening corresponding in position to the button of the control device. In this way, the pull handle is not only firm in structure so as to be uneasily damaged and have long life time, but also simplified in assembling process.

Abstract: A metal-and-resin composite includes an aluminum or aluminum alloy substrate, an aluminum oxide film on the aluminum or aluminum alloy substrate, and at least one resin article coupled to the aluminum oxide film. The aluminum or aluminum alloy substrate defines a plurality of corrosion pores, and the aluminum oxide film defines a plurality of nano-pores. Some of the nano-pores extend through the aluminum oxide film and couple to the corrosion pores. Some parts of the resin article fill in the nano-pores and the corrosion pores, thus greatly improving bond between the resin article and the aluminum or aluminum alloy substrate.

Abstract: A housing includes a ceramic layer for decoration, an intermediate layer formed on at least one surface of the ceramic layer, and a substrate coupled on the intermediate layer. The surface of the intermediate layer coupled to the substrate is rough and/or porous for improving the bonding of the substrate to the intermediate layer.

Abstract: A composite includes a substrate and at least a resin composition formed on the substrate. A surface of the substrate is defined a plurality of micro-pores therein. The resin composition is coupled to the surface having the micro-pores by the resin composition filling and hardening within the micro-pores. The resin composition contains crystalline thermoplastic synthetic resins. A method for making the composite is also described.

Abstract: A composite of metal and resin includes a metal piece and a resin piece. The metal piece includes a surface. Micropores are formed on the surface. The micropores have inlet diameters smaller than bottom diameters thereof. The resin piece is partially inserted into the micropores to combine with the metal piece.

Abstract: A method of making a coated article includes providing a substrate; forming a nickel layer on the substrate by magnetron sputtering; forming a titanium layer on the nickel layer by magnetron sputtering; and applying a thermal oxidative treatment to the nickel and titanium layered substrate to form a catalyst layer and a self-cleaning layer. The self-cleaning layer includes metallic titanium, metallic nickel, nickel oxide and titanium dioxide.

Abstract: A process for surface treating aluminum or aluminum alloy comprises the following steps. Providing a substrate made of aluminum or aluminum alloy. The substrate is treated with a chemical conversion treatment solution containing molybdate as the main film forming agent, to form a molybdate conversion film on the substrate. Then, a ceramic coating comprising refractory compound is formed on the molybdate conversion film by physical vapor deposition.

Abstract: A device housing having an aluminum or aluminum alloy substrate, an aluminum layer and a corrosion resistant layer formed on the aluminum or aluminum alloy substrate in that order is provided. The corrosion resistant layer is an Al—C—N gradient layer implanted with iridium ions by ion implantation process. The atomic percentages of N and C in the Al—C—N gradient layer both gradually increase from the area near the aluminum layer to the area away from aluminum or aluminum alloy substrate. Therefore the device housing has a high corrosion resistance. A method for making the device housing is also provided.

Abstract: A coating includes a nano-composite layer including an equal number of films. The films are stacked on top of each other one after another. Each film includes a zirconium-copper carbonitride layer and a zirconium carbonitride layer.

Abstract: An coated article includes a substrate; and a coating deposited on the substrate, wherein the coating is a titanium layer mixed with a first element and a second element, M is at least one element selected from a group consisting of iron, cobalt, nickel, copper, niobium, hafnium and tantalum; R is at least one element selected from a group consisting of scandium, yttrium and lanthanide.