Abstract: An electrical connector with an IEEE1394 interface is disclosed. The electrical connector includes an insulative housing, a metal shell, a plurality of terminals and a rear cover. In application, the connector can be used in both inverted type and low profile type structure, the two side walls of the metal shell are respectively stamped with a wing which consists of a connecting portion, an arch portion and a solder portion, thus making a portion of said connector can be inlaid in the circuit board and also can be engaged tightly therewith, therefore creating more space and designing freedom for the printed circuit board.

Abstract: A low profile electrical connector includes an insulative housing, a plurality of conductors in the housing, and a metal shell mounted in the housing. Two spaced flexible latches extend outward from either side of the shell. The latch includes a level portion having a top concave portion, and a solder leg extending downward from the level portion and having a curved portion extending from the concave portion to the solder leg. The housing and the shell together are mounted at a recess on an edge of a printed circuit board (PCB) by inserting the solder legs into a plurality of first holes of the PCB and inserting poles of the housing into a plurality of second holes of the PCB respectively with the level portions rested upon the PCB. Thus, height of the connector mounted on the PCB is greatly reduced.

Abstract: An antenna device comprises a base, a combination element, a fixing element, a rotation unit, and a radiation conductor. The base has a through hole and a bottom surface. The bottom surface has a plurality of pins, and the through hole is approximately parallel to the bottom surface. The combination element has a first blocking portion. The fixing element has an embedding surface, wherein the embedding surface is surrounded by a plurality of metal plates. The first blocking portion touches one terminal of the fixing element. The rotation unit has a second blocking portion, and the second blocking portion touches the other terminal of the fixing element. The other terminal of rotation unit pivoted at the radiation conductor. The fixing element wedges with close in the inner of the through hole of the base. Therefore, the antenna device is formed a firm structure.

Abstract: An antenna array includes five grounding plates, a signal transmission part, two radiation conductors, and a signal feed cable. The first and fifth grounding plates located at the same plane are substantially perpendicular with the second and fourth grounding plates respectively. The second and fourth grounding plates respectively connected to the first and fifth grounding plates extend with the same direction and have two holes or grooves. The third grounding plate connected between the second and fourth grounding plates is substantially perpendicular with the second and fourth grounding plates. The signal transmission part passing through the two holes or grooves is substantially perpendicular with the second and fourth grounding plates. The signal transmission part is connected between the two radiation conductors. The signal feed cable includes a central conductor connected to the signal transmission part and an outer conductor connected to the third grounding plate.

Abstract: An antenna has a plurality of metallic patches and a feed network both being spaced apart from a ground plate at different levels to obtain better radiation pattern and gain effects. Each of the metallic patches has a body with an outer edge from which an inclined wing extends upwardly and outwardly. Furthermore, the metallic patches and the feed network are integrally formed by bending a single piece of metal plate, thus the antenna improves the design flexibility and also simplifies the production process.

Abstract: A light emitting diode (LED) lamp including a substrate, a plurality of wire units, a plurality of LED chips, a lamp cap, and a control circuit module is provided. The substrate has a carrying portion and a ring frame connected to the periphery thereof. The carrying portion has a plurality of openings. The wire units are respectively disposed inside the openings. Each wire unit has a wire and an insulating material covering the periphery of the wire, such that the wire is electrically isolated from the substrate. The LED chips are disposed on the carrying portion, and each LED chip is electrically connected to the corresponding wires. The lamp, cap is disposed on the bottom of the substrate and has two power contacts. The control circuit module is disposed between the substrate and the lamp cap and electrically connected to wires and power contacts, to control operations of LED chips.

Abstract: A light emitting diode (LED) package including a heat dissipation base, an electrical insulating layer, a circuit layer, and an LED chip is provided. The electrical insulating layer is disposed on the heat dissipation base. The circuit layer is disposed on the electrical insulating layer. The circuit layer has a receiving hole extending and passing through the electrical insulating layer for exposing a portion of the heat dissipation base. The LED chip is disposed on the heat dissipation base exposed by the receiving hole and is electrically connected to the circuit layer.

Abstract: A light-emitting diode (LED) package including a carrier, a pair of conductive wire units, an LED chip, and a control circuit module is provided. The carrier has a carrying portion and a ring frame connected to the periphery of the carrying portion. The carrying portion has a dome-like upper surface and a pair of through holes. The pair of conductive wire units is disposed inside the through holes respectively, and each of the conductive wire units has a conductive wire and an insulating material encapsulating the conductive wire. The LED chip is disposed on the upper surface of the carrier and is electrically connected to the conductive wires. The control circuit module is disposed at a bottom of the carrier and is electrically connected to the conductive wires for controlling the operation of the LED chip.

Abstract: A heat dissipation module including a substrate, a printed circuit board (PCB), and at least one light emitting diode (LED) chip is provided. A surface of the substrate has at least one positioning portion protruding upward. The PCB has at least one positioning hole corresponding to the positioning part. The PCB is disposed on the surface of the substrate, such that the positioning part is located in the positioning hole. The LED chip is disposed on the positioning part and electrically connected to the PCB.

Abstract: A broadband antenna has a substrate, a coupling conductor, a conductor string, a ground conductor and a ground plane. The coupling conductor has a first coupling member and a second coupling member being separated from each other. The conductor string and the ground conductor are connected to the second coupling member. The conductor string extends along a direction opposite to the second coupling member. The ground conductor is connected to the ground plane. The broadband antenna uses the coupling conductor and the ground conductor to adjust input impedance for impedance match. The conductor string functions as a multi level resonance circuit to increase impedance bandwidth.

Abstract: A coaxial connector has a hollow shell, an insulative housing, a contact terminal and a stopper. The hollow shell has at least one engaging hole. The insulative housing is mounted in the hollow shell and has at least one hook protruding through the engaging hole to securely connect the insulative housing to the hollow shell. The contact terminal is mounted in the insulative housing and has a body portion and a soldering portion extending out of the insulative housing. The stopper is mounted on the body portion and engaged with the insulative housing to avoid a disconnection between the contact terminal and the insulative housing.

Abstract: A foldable electronic device comprising a first body, a second body, a second body, a pivot, an antenna module, and a coupling module is provided. The first body comprises a first cover. The second body comprises a second cover. The pivot allows the second body to rotate relative to the first body. The antenna module is disposed within the first body and comprises a ground plane electrically connected to the first cover. The coupling module comprises a first coupling portion and a second coupling portion. The first coupling portion is disposed within the first body and electrically connected to the first cover. The first coupling portion is adjacent to the antenna module, and a gap formed between the antenna module and the first coupling portion. The second coupling portion disposed within the second body is electrically connected to the second cover and corresponds to the first coupling portion.

Abstract: An apparatus and a method for switching a frequency band of an antenna, used in an electronic device having an antenna are provided. The apparatus comprises a driving device, a switching device, and a radio frequency module. The switching device is used for adjusting the frequency band of the antenna to cover a system frequency band of a communication system adopted by the electronic device. The driving device is used for receiving a switching command from the electronic device and driving the switching device accordingly, in which the switching command indicates the communication system adopted by the electronic device. The radio frequency module is used for performing down frequency conversion on the signals output by the switching device and performing up frequency conversion on the signals to be input to the switching device. Accordingly, more than two frequency bands can be supported by the electronic device with a single antenna.

Abstract: A multi-frequency antenna with dual loops is provided. The antenna includes a T-shaped radiator having a first arm and a second arm of unequal lengths as a main body, and two grounded L-shaped radiators, so as to form dual loops. Thus, the antenna can operate in a high-frequency operation mode and a low-frequency operation mode. With the dual loops, the antenna obtains enough bandwidths at high frequency, and also meets the requirements of low frequency. More specific, the antenna meets the requirements of high-frequency systems, such as DCS/PCS/UMTS and those of low-frequency systems, such as AMPS/GSM.

Abstract: A terminal has a soldering portion, a body portion, a resilient arm portion, a first fulcrum and a pivot boss. The body portion is formed on the soldering portion. The resilient arm portion is formed on the body portion, is capable of pivoting and has a proximal end, a distal contacting portion and a distal section. The first fulcrum is defined between the body portion and the resilient arm portion and allows the resilient arm portion to pivot around the first fulcrum. The pivot boss serves as a second fulcrum, is formed on the resilient arm portion between the proximal end and the distal contacting portion, is adjacent to the distal section and selectively pivots the distal section. With the pivot boss, the terminal presents excellent resilient force.

Abstract: A connector holds and is connected electrically with a memory card such as a subscriber identity module (SIM) card and has an insulative housing, a plurality of terminals and a cover. The insulative housing has two sidewalls and a pair of holders. The holders are formed respectively on the sidewalls, and each holder has a lateral segment and a limiting segment. The lateral segment is formed on a corresponding sidewall. The limiting segment protrudes from the lateral segment to define a gap between the limiting segment and the corresponding sidewall. The terminals are mounted in the insulative housing. The cover is connected pivotally with the insulative housing and has a pair of mounting legs. Each mounting leg is connected with a corresponding sidewall and has a limiting tab selectively extending into a corresponding gap to prevent the mounting leg from moving transversely to further prevent the cover from detaching.