Patent application number | Description | Published |
20080268925 | ANTENNA MODULE FOR A MOBILE PHONE - An antenna module for a mobile apparatus, wherein an antenna, a speaker and/or a camera are integrated in a housing; the antenna module is designed in the mode of optimal modularization to reduce interference of the speaker upon the antenna, thus the feature of the antenna can be improved; and the cost of product assembling and the period of product development can be reduced. | 10-30-2008 |
20090100666 | METHOD OF INSTALLING OF ANTENNAS OF A NOTEBOOK - A method of installation of notebook antennas, the method is mainly to design to use a mode of manufacturing labels to make groups of or integrate antennas required by the notebook to make a label type antenna; then the label type antenna is stuck and fixed on an inner layer of the housing of the notebook. This method can reduce cost of manufacturing and thickness and weight of notebooks. | 04-23-2009 |
20090102725 | ENGAGING STRUCTURE WITH RADIATION FUNCTION IN AN OPENABLE COVER OF PORTABLE ELECTRONIC EQUIPMENT - An engaging structure with radiation function in an openable cover of a set of portable electronic equipment. The engaging structure is mainly made of metal material, and is designed to be an antenna component with radiation function; thereby space application and design flexibilities for the antenna of the portable electronic equipment are increased at a low cost. | 04-23-2009 |
20090232337 | METHOD FOR IMPROVING COMPATIBILITY OF HEARING AID WITH ANTENNA - A method for improving compatibility of a hearing aid with an antenna, in which at least a metal frame is provided near by a grounding surface of the antenna to change the direction of radiation of the antenna, thereby to enhance the directivity of the antenna on the side away from a hearing aid, and to reduce the quantity of radiation proceeding toward the hearing aid and to improve the near-field quantity (for about 3 dB) of an electric field of an HAC tested plane. This method can further increase the heights of the metal frames to reduce the near-field quantity of the electric field of HAC (hearing aid compatibility) tested plane. | 09-17-2009 |
20090273537 | FM CHIP ANTENNA - A frequency modulation (FM) chip antenna having a microwave base board printed thereon with a helical radiation metallic member of a single layer or multiple layers, the microwave base board is provided with a feeding point and a grounding point to receive energy in the mode of electromagnetic wave coupling. | 11-05-2009 |
20090295675 | IC package antenna - An IC package antenna of which a metal radiating member is firstly provided on a board to form an antenna base board; the board is formed thereon at least a feed point; and the IC package antenna is packaged with an IC packaging housing and a packaging bottom portion to form an IC chip. The IC packaging housing has a plurality of connecting pins extending outward from inside of itself; wherein the inner end of at least one connecting pin is soldering connected with a feed point of the base board of the antenna. Such an IC package antenna can allow standardized and miniaturized antenna designing, and is applicable to Surface Mount Technology (SMT). | 12-03-2009 |
20100026580 | PIFA antenna design method - A planar inverted-F antenna design method for designing a planar inverted-F antenna having excellent hearing aid compatibility is disclosed to include the step of setting the position of the feed leg and short-circuit leg for planar inverted-F antenna to be within 10 cm from the center of one short side of the circuit board along the direction of the corresponding short side of the circuit board, and the step of designing the shape of the planar inverted-F antenna. | 02-04-2010 |
20100103068 | Antenna structure for a mobile phone - An antenna structure for a mobile phone to improve its hearing aid compatibility (HAC) character by metal obscuring, the antenna structure mainly is composed of an antenna base board and a copper foil; the antenna base board is provided in a housing of the mobile phone near a sound outputting hole, and a metallic thin layer is made in the housing of the mobile phone in corresponding by position with the antenna base board, the ground surface between the metallic thin layer and a circuit board in the housing of the mobile phone will form an electrically conductive connection. With this structure, distribution of the strength of the electric field of the antenna structure will be improved; thereby the test results for HAC near the sound outputting hole can be evidently improved. | 04-29-2010 |
20100109953 | Multi-band monopole antenna with improved HAC performance - A multi-band monopole antenna includes a first metal radiator and a second metal radiator extending in a same direction and arranged in parallel for exciting a high frequency band, and a detoured wire pattern connected between the feed end of the first metal radiator and the connection end of the second metal radiator for exciting a low frequency band. The detoured wire pattern has a, circuit path length longer than one half of the high frequency band λ/2 so that the phase difference on current between the feed end of the first metal radiator and the connection end of the second metal radiator is about π(180-degrees); the electric fields generated at the lower sides of the first metal radiator and the second metal radiator have approximately the same size but reversed phases and the magnetic fields have the same characteristics; when the reversed phases of electromagnetic waves excited by the first and second metal radiators reach the HAC test surface, they cause a destructive interference, thereby improving hearing aid compatibility performance of the multi-band monopole antenna. | 05-06-2010 |
20100164808 | MULTI-BAND HAC COMPATIBLE ANTENNA MODULE - A multi-band HAC compatible antenna module having a metal shield arranged around the built-in antenna for resonant coupling with the antenna to lower electromagnetic interference and to improves hearing aids compatibility characteristic. When compared with a reference antenna without metal shield, the multi-band HAC compatible antenna module shows 3 dB˜4 dB HAC improvement in GSM850 and GSM900, and 1 dB HAC improvement in DCS and PCS bands. | 07-01-2010 |
20110018770 | BUILT-IN STRAIGHT MOBILE ANTENNA TYPE DUAL BAND ANTENNA ASSEMBLY WITH IMPROVED HAC PERFORMANCE - A built-in straight mobile antenna type dual band antenna assembly includes a circuit board, a first radiator transversely arranged on one end of the circuit board and having a first resonance frequency, and a second radiator longitudinally arranged on one lateral side of the circuit board. The first radiator and the second radiator constitute an L-shaped structure for signal input through a feed end, and are connected to a ground plane on the circuit board through a common grounding lug. | 01-27-2011 |
20110037678 | MULTIFUNCTIONAL ANTENNA CHIP - A multifunctional antenna chip is able to mate with many kinds of matched circuits and is able to adjust the character of an antenna structure of the multifunctional antenna chip, in order that the antenna structure has one or multiple standard working frequencies. The antenna structure is a folded antenna structure basically; this can save its volume occupied. And the multifunctional antenna chip has a non-signal inputting pin for connection to thereby increase shape of the antenna for adjusting the style of the antenna structure designed. | 02-17-2011 |
20140184449 | ANTENNA STRUCTURE FOR USING WITH A METAL FRAME OF A MOBILE PHONE - An antenna structure includes a carrier body, a circuit board, a metal coupling sheet, a first grounding part, a second grounding part, and a metal frame. A first slot and a second slot are between the metal frame and the carrier body after the parts mentioned above are assembled. The metal coupling sheet, the first grounding part, and the first slot form a first communication path. The first communication path forms a low-frequency resonance and a high-frequency resonance as well, so that the antenna structure is applied to a four bands GSM850/900/1800/1900. The metal coupling sheet, the second grounding part, and the second slot form a second communication path. The second communication path forms the WCDMA2100 resonance, so that the antenna structure is applied to a five bands 850/900/1800/1900/2100. | 07-03-2014 |