Abstract: A surface-mounted signal transceiver module with multi-signal feed-in includes an antenna unit, a circuit board and a signal-integrating component. A radiation layer is arranged on a substrate-front face of the antenna unit. A ground layer is arranged on a substrate-back face. A first-feed-in line and a second-feed-in line are arranged on a substrate-side face. A first-ground face arranged on a circuit-board-front face of the circuit board is connected to the ground layer. A first contact and a second contact of the circuit board are connected to the first-feed-in line and the second-feed-in line respectively, and electrically connected to a fixing-connecting area arranged on a circuit-board-back face. The signal-integrating component is electrically connected to the fixing-connecting area, and connected to the first-feed-in line and the second-feed-in line through the first contact and the second contact respectively, to integrate signals sent through the first-feed-in line and the second-feed-in line.

Abstract: A filter structure improvement includes a substrate, resonance layers, a grounded layer, a pattern layer, an input electrode, and an output electrode. The substrate has resonance holes in which the resonance layers are disposed. One end of the resonance hole is on the open surface and the other end of the resonance hole is on the short-circuit surface. The grounded layer is on the short-circuit surface, top surface, bottom surface, and side surfaces and is electrically connected to the resonance layers to form a short-circuit end. The input and output electrodes, electrically isolated from the grounded layer, are on the bottom or open surface of the substrate. The pattern layer, resonance layers, and grounded layer are arranged to have electrical properties of a filter structure of mutual coupling such that a desired frequency band is obtained by adjusting the pattern layer and the lengths of the resonance layers.

Abstract: The invention relates to a stacked circularly polarized antenna structure (10). The stacked circularly polarized antenna structure (10) comprises a first antenna (1), a second antenna (2), and an adhesive element (3). The adhesive element (3) is adhered between the first antenna (1) and the second antenna (2) to stack and form a stacked circularly polarized antenna structure (10) having the first antenna (1) and the second antenna (2) made of ceramic material with the same dielectric constant, having two feeding elements to reach circular polarization and enhance antenna bandwidth, and stacking the two antennas (1, 2) together to form two resonance frequencies.

Abstract: A system for automatically inspecting and trimming a ceramic patch antenna includes an inspection apparatus electrically connected to a radio frequency component testing fixture. The inspection apparatus is inputted standard parameters of electrical characteristics of the ceramic patch antenna. The ceramic patch antenna is arranged on the radio frequency component testing fixture. Then, the inspection apparatus is configured to measure electrical characteristics of the ceramic patch antenna and to judge whether the electrical characteristics of the ceramic patch antenna are the same as the standard parameters or not. The inspection apparatus is configured to drive a trimming machine for trimming a radiation metal surface of the ceramic patch antenna if the electrical characteristics of the ceramic patch antenna are different from the stand parameters.

Abstract: A method is configured to automatically inspect and trim a ceramic patch antenna which has a radiation metal surface. Firstly, an inspection apparatus electrically connected to a radio frequency component testing fixture is arranged. The inspection apparatus is inputted standard parameters of electrical characteristics of the ceramic patch antenna. Then, the ceramic patch antenna is arranged on the radio frequency component testing fixture. The inspection apparatus is configured to measure electrical characteristics of the ceramic patch antenna and to judge whether the electrical characteristics of the ceramic patch antenna are the same as the standard parameters or not. The inspection apparatus is configured to drive a trimming machine for trimming the radiation metal surface of the ceramic patch antenna if the electrical characteristics of the ceramic patch antenna are different from the stand parameters.

Abstract: A surface-mount multi-band antenna includes a carrier, a first radiator, a second radiator, and a third radiator. The first radiator, the second radiator and the third radiator are respectively arranged on faces of the carrier. The first radiator includes a first rectangular region and a second rectangular region arranged on the bottom face of the carrier. The second radiator includes a third rectangular region and a fourth rectangular region on the bottom face. The second rectangular region has an opened area on the surface of the bottom face to provide coupling effect to increase bandwidth. One end of the fourth rectangular region forms a ground point and has a separation of 0.75 mm with the second rectangular region to provide matching. The fourth rectangular region has a length of 9.9 mm to add one more mode.

Abstract: A method is configured to automatically inspect and trim a ceramic patch antenna which has a radiation metal surface. Firstly, an inspection apparatus electrically connected to a radio frequency component testing fixture is arranged. The inspection apparatus is inputted standard parameters of electrical characteristics of the ceramic patch antenna. Then, the ceramic patch antenna is arranged on the radio frequency component testing fixture. The inspection apparatus is configured to measure electrical characteristics of the ceramic patch antenna and to judge whether the electrical characteristics of the ceramic patch antenna are the same as the standard parameters or not. The inspection apparatus is configured to drive a trimming machine for trimming the radiation metal surface of the ceramic patch antenna if the electrical characteristics of the ceramic patch antenna are different from the stand parameters.

Abstract: A testing apparatus drives a laser trimmer to adjust a frequency variation of a patch antenna. A trimming method for the patch antenna includes following steps. The patch antenna is provided. The patch antenna includes an underlying carrier. A radiation metal surface is arranged on a top side of the underlying carrier. The patch antenna is arranged on a testing tool of the testing apparatus. The testing apparatus is configured to turn on and turn off the laser trimmer, so that four or any two of four straight edges of the radiation metal surface are dashed cut to form dashed edges. The testing apparatus tests whether the frequency variation of the patch antenna achieves a target value or not. The testing and adjustment of the frequency variation of the patch antenna are finished if the frequency variation of the patch antenna achieves the target value.

Abstract: A ceramic antenna includes a carrier and a radiation metal part. The carrier includes a plurality of long sides and a plurality of short sides. The radiation metal part is arranged on the carrier. The short sides are in arc-shape. Therefore, the long sides and the short sides are not easily broken when moving the ceramic antenna or covering the radiation metal part on the carrier. The defective rate of the ceramic antenna is decreasing.

Abstract: A surface mount device multi-frequency antenna module includes a base plate, a carrier, a first ground layer, a first signal feed-in line, a second signal feed-in line, and a third signal feed-in line, wherein the last four parts are arranged on the base plate. The carrier includes a first radiator, a second radiator, a third radiator, and a fourth radiator. The first radiator is electrically connected to the second radiator. The first radiator is not electrically connected to the third radiator and the fourth radiator. A contact connecting the first radiator and the second radiator is electrically connected to the first signal feed-in line when the carrier is electrically connected to the base plate. The third radiator is electrically connected to the second signal feed-in line. The fourth radiator is electrically-connected to the third signal feed-in line.

Abstract: A surface mount device multiple-band antenna module includes a substrate and a carrier. The substrate has a first grounding metal surface and a first micro-strip line on a side thereof. The first grounding metal surface has a second micro-strip line connected thereto. There is a space between the first micro-strip line and the second micro-strip line. The substrate has a second grounding metal surface on the other side thereof. The carrier is made of ceramic material with high dielectric constant, which has a first radiative metal portion, a second radiative metal portion and a third radiative metal portion. The carrier is electrically connected with the substrate. The joint of the first radiative metal portion and the second radiative metal portion is electrically connected to the first micro-strip line. The third radiative metal portion is electrically connected to the second micro-strip line. Thus, the multiple-band antenna module is obtained.

Abstract: A system for automatically inspecting and trimming a ceramic patch antenna includes an inspection apparatus electrically connected to a radio frequency component testing fixture. The inspection apparatus is inputted standard parameters of electrical characteristics of the ceramic patch antenna. The ceramic patch antenna is arranged on the radio frequency component testing fixture. Then, the inspection apparatus is configured to measure electrical characteristics of the ceramic patch antenna and to judge whether the electrical characteristics of the ceramic patch antenna are the same as the standard parameters or not. The inspection apparatus is configured to drive a trimming machine for trimming a radiation metal surface of the ceramic patch antenna if the electrical characteristics of the ceramic patch antenna are different from the stand parameters.

Abstract: A capacitive antenna structure comprises a substrate and a sheet-shaped capacitor. The substrate has a radiating metal layer and a grounding metal layer thereon. The radiating metal layer has a first groove to expose the front surface of the substrate, the first groove having a signal feeding hole therein and having a second groove on the edge. The grounding metal layer has a third groove on the edge to expose the substrate, the third groove being opposite to the second groove, the third groove having a first contact and a second contact on two sides respectively to electrically connect to the capacitor. The third groove may connect to a fourth groove to expose the substrate, the fourth groove having a signal transmission line therein, and the signal transmission line having the signal feeding hole to connect a cable.

Abstract: A method for manufacturing a light unit for LED lamp first provides an aluminum substrate, which is surface-treated to form a thin aluminum oxide insulating layer thereon. A circuit board is attached to the insulating layer and includes a through hole to expose part of the insulating layer. An LED die is mounted to the exposed part of the insulating layer, and two bonding wires electrically connect the LED die and the circuit board. A wall is formed on the circuit board to enclose the LED die and the bonding wires. Finally, plastic material is dispensed into the wall to form a lens.