Abstract: A method of forming a metallic pattern on a polymer substrate is provided. A mixture layer is formed on a polymer substrate surface. The mixture layer includes an active carrier medium and nanoparticles dispersed in the active carrier medium. A laser process is performed to treat a portion of the mixture layer to form a conductive pattern on the surface of the polymer substrate. A cleaning process is performed to remove an untreated portion of the mixture layer to expose the surface of the polymer substrate, while the conductive pattern is remained on the surface of the polymer substrate. Then, the conductive pattern on the polymer substrate is subjected to an electroplating process to form the metallic pattern over the conductive pattern on the polymer substrate.

Abstract: A three-dimensional antenna includes an L-shaped grounding element and an L-shaped radiating element. The grounding and radiating elements are arranged in a U shape. The grounding element includes a first grounding segment, a second grounding segment extending from the first grounding segment, and a short-circuit point disposed at the second grounding segment. The radiating element includes a first radiating segment opposite to the first grounding segment, a second radiating segment extending from the first radiating segment and adjacent to the second grounding segment, a feeding point disposed at the second radiating segment, and two radiator arms being able to generate respective resonant frequencies.

Abstract: The present disclosure is directed to a method of fabricating a substrate structure and a substrate structure fabricated by the same method. The method would include forming a first metal layer directly on a base, forming a first protective layer directly on the first metal layer, forming a second protective layer by using a compound comprising a thiol group directly on the first protective layer, patterning the second protective layer to form a pattern having an opening exposing the first protective layer, and forming a second metal layer within the opening of the second protective layer and directly on the first protective layer. The substrate structure would include a base, a first metal layer, a first protective layer, a second protective layer, and a second metal layer.

Abstract: A method of making a patch antenna includes the steps of: stamping a first metal plate to form a first plate body, a first aperture and a first protruding portion to thereby form a radiation metal layer; stamping a second metal plate to form a second plate body, a second aperture and a second protruding portion to thereby form a grounding metal layer; placing the metal layers in a mold to couple together the first and second protruding portions; and introducing an insulation material into the mold to form a dielectric layer between the metal layers.

Abstract: A knob mechanism includes an encoder and a light guide unit. The light guide unit includes a lower member tightly sleeved on the encoder, protruding out of a housing, and having an opening and an optical channel, and an upper ring sleeved on the lower member, and having a light incident surface connected to the optical channel and a light transmitting surface spaced apart from the light incident surface. A rotary rod of the encoder protrudes out of the lower member through the opening. A knob is engaged to the rotary rod and is operable to rotate the same about an axis. Light irradiating the lower member propagates through the optical channel, into the light incident surface, and then out from the light transmitting surface in radial directions.

Abstract: A patch antenna includes: a dielectric layer made of an insulation material, and having upper and lower surfaces, and a through hole; a radiation metal layer disposed on the upper surface of the dielectric layer, and having a first plate body, a first aperture aligned with the through hole, and a first protruding portion extending from a peripheral edge of the first aperture into the through hole; and a grounding metal layer disposed on the lower surface of the dielectric layer, and having a second plate body, a second aperture aligned with the through hole, and a second protruding portion extending from a peripheral edge of the second aperture into the through hole. The first and second protruding portions contact each other in the through hole so that the radiation and grounding metal layers are electrically connected. A method of making a patch antenna is also disclosed.

Abstract: A method of making a patch antenna includes the steps of: stamping a first metal plate to form a radiation metal layer having a first protruding portion; stamping a second metal plate to form a grounding metal layer having a second protruding portion; and attaching the radiation metal layer and the grounding metal layer to opposite surfaces of a dielectric layer to couple together the first and second protruding portions.

Abstract: A knob mechanism includes an encoder and a light guide unit. The light guide unit includes a lower member tightly sleeved on the encoder, protruding out of a housing, and having an opening and an optical channel, and an upper ring sleeved on the lower member, and having a light incident surface connected to the optical channel and a light transmitting surface spaced apart from the light incident surface. A rotary rod of the encoder protrudes out of the lower member through the opening. A knob is engaged to the rotary rod and is operable to rotate the same about an axis. Light irradiating the lower member propagates through the optical channel, into the light incident surface, and then out from the light transmitting surface in radial directions.

Abstract: An electronic device capable of matching a multimedia playback device is disclosed. The electronic device comprises a slot, a connecting port, a sliding cover, a positioning device, and an identification device. The slot is used to accommodate the multimedia playback device. The connecting port is used to electrically connect the multimedia playback device. The sliding cover matches with the slot. The sliding cover has a support structure to support the multimedia playback device. The positioning device is used to fix the sliding cover at a specific position. The identification device is used to identify the type of the multimedia playback device. When the multimedia playback device is accommodated in the slot, the sliding cover fixes in a specific position to match and support the multimedia playback device.

Abstract: A suction device includes a suction cup, a vertical bar connected with the suction cup, a first support cap having an opening that the vertical bar can be placed through and a first pair of gaps in the rim of the first support cap, a sleeve connected with the first support cap for containing the vertical bar, a linkage unit combined with the sleeve and the vertical bar, for controlling the vertical bar to move in the sleeve to pull the suction cup, to enable the suction functionality, and a second support cap between the suction cup and the first support cap, combined with the first support cap through relative rotation and having a second pair of gaps in the rim of the second support cap. The suction device can firmly attach to a curved surface when the second pair of gaps is under the first pair of gaps.

Abstract: A transmission plug for a complex earphone is disclosed. The complex earphone is capable of receiving a broadcast signal and sending out an audio signal. The transmission plug includes a first metal ring for providing an audio grounding, a first insulation layer formed inside the first metal ring, a second metal ring formed inside the first insulation layer for transmitting the audio signal, a second insulation layer formed inside the second metal ring, and a radio-frequency transmission stick formed inside the second insulation layer for transmitting the broadcast signal, wherein a shape of the transmission plug conforms to an international standard audio plug.

Abstract: The invention relates to a flat antenna structure. The flat antenna structure includes a first metal plate, an intermediate layer, a metal ring, and a second metal plate. The intermediate layer has a first hole, and the intermediate layer is installed above and connected to the first metal plate. The metal ring is connected to the first metal plate through the first hole. The second metal plate has a second hole. The second metal plate is connected to the metal ring and the first metal plate. The intermediate layer and the metal ring are wrapped by the first metal plate and the second metal plate. The second metal plate can be electrically connected to the first metal plate via the metal ring, and a resonator is formed between the first metal plate and the second metal plate. A characteristic of the flat antenna can be adjusted by changing the diameters of the first hole and the metal ring.

Abstract: A patch antenna includes: a dielectric layer made of an insulation material, and having upper and lower surfaces, and a through hole; a radiation metal layer disposed on the upper surface of the dielectric layer, and having a first plate body, a first aperture aligned with the through hole, and a first protruding portion extending from a peripheral edge of the first aperture into the through hole; and a grounding metal layer disposed on the lower surface of the dielectric layer, and having a second plate body, a second aperture aligned with the through hole, and a second protruding portion extending from a peripheral edge of the second aperture into the through hole. The first and second protruding portions contact each other in the through hole so that the radiation and grounding metal layers are electrically connected. A method of making a patch antenna is also disclosed.

Abstract: A suction device includes a suction cup, a vertical bar connected with the suction cup, a first support cap having an opening that the vertical bar can be placed through and a first pair of gaps in the rim of the first support cap, a sleeve connected with the first support cap for containing the vertical bar, a linkage unit combined with the sleeve and the vertical bar, for controlling the vertical bar to move in the sleeve to pull the suction cup, to enable the suction functionality, and a second support cap between the suction cup and the first support cap, combined with the first support cap through relative rotation and having a second pair of gaps in the rim of the second support cap. The suction device can firmly attach to a curved surface when the second pair of gaps is under the first pair of gaps.

Abstract: A suction cup structure is disclosed. The suction cup structure can be attached firmly on a surface of an object. The suction cup structure comprises a suction cup and a gel, wherein the gel has a first surface and a second surface; the first surface is connected to the suction cup, and the second surface is attached to the surface of the object.

Abstract: A transmission plug for a complex earphone is disclosed. The complex earphone is capable of receiving a broadcast signal and sending out an audio signal. The transmission plug includes a first metal ring for providing an audio grounding, a first insulation layer formed inside the first metal ring, a second metal ring formed inside the first insulation layer for transmitting the audio signal, a second insulation layer formed inside the second metal ring, and a radio-frequency transmission stick formed inside the second insulation layer for transmitting the broadcast signal, wherein a shape of the transmission plug conforms to an international standard audio plug.

Abstract: An electronic device capable of matching a multimedia playback device is disclosed. The electronic device comprises a slot, a connecting port, a sliding cover, a positioning device, and an identification device. The slot is used to accommodate the multimedia playback device. The connecting port is used to electrically connect the multimedia playback device. The sliding cover matches with the slot. The sliding cover has a support structure to support the multimedia playback device. The positioning device is used to fix the sliding cover at a specific position. The identification device is used to identify the type of the multimedia playback device. When the multimedia playback device is accommodated in the slot, the sliding cover fixes in a specific position to match and support the multimedia playback device.

Abstract: The invention relates to a flat antenna structure. The flat antenna structure includes a first metal plate, an intermediate layer, a metal ring, and a second metal plate. The intermediate layer has a first hole, and the intermediate layer is installed above and connected to the first metal plate. The metal ring is connected to the first metal plate through the first hole. The second metal plate has a second hole. The second metal plate is connected to the metal ring and the first metal plate. The intermediate layer and the metal ring are wrapped by the first metal plate and the second metal plate. The second metal plate can be electrically connected to the first metal plate via the metal ring, and a resonator is formed between the first metal plate and the second metal plate. A characteristic of the flat antenna can be adjusted by changing the diameters of the first hole and the metal ring.

Abstract: A suction cup structure is disclosed. The suction cup structure can be attached firmly on a surface of an object. The suction cup structure comprises a suction cup and a gel, wherein the gel has a first surface and a second surface; the first surface is connected to the suction cup, and the second surface is attached to the surface of the object.

Abstract: A housing structure of a hand-held electronic device is provided, including a first frame, a second frame connected to the first frame, and a transparent window. The first frame forms a slot and a flexible cantilever on a surface thereof, wherein the slot and the flexible cantilever are adjacent to each other, and the flexible cantilever is integrally formed with the first frame. The transparent window is also disposed on the surface and integrally formed with the first frame.