Patent application number | Description | Published |
20090312050 | MULTI-BAND MOBILE COMMUNICATION DEVICE - A multi-band communication device includes a first wireless signal processing circuit, a second wireless signal processing circuit, an antenna switch module, a first antenna unit and a second antenna unit. The first wireless signal processing circuit is used for operating multiple first band signals. The second wireless signal processing circuit is used for operating multiple second band signals. The antenna switch module is in communication with the first wireless signal processing circuit and the second wireless signal processing circuit for switching the first band signals and a first portion of the second band signals. The first antenna unit is in communication with the antenna switch module. The second antenna unit is in communication with the second wireless signal processing circuit. | 12-17-2009 |
20100053100 | Navigation Display System - A navigation display system includes a navigation device, a projection module and a remote-controlled module. The navigation device has a screen. The projection module is pivotally connected with and rotatable relative to the navigation device to project an image displayed on the screen onto a projection screen. The remote-controlled module is disposed on a direction steering unit of a vehicle to control the navigation device. | 03-04-2010 |
20120075159 | ANTENNA MATCHING CIRCUIT CONTROL DEVICE - The antenna matching circuit control device with an antenna body includes a sensing module, a processing module, a power adjusting module and a frequency adjusting module. The sensing module senses an object that approaches the antenna body and outputs a sensing signal accordingly. The processing module is coupled to the sensing module and outputs a first control signal and a second control signal according to the sensing signal. The power adjusting module is coupled to the processing module and controls a power amplifier to couple with one of a plurality of first matching circuits according to the first control signal. The frequency adjusting module is coupled to the antenna body and the power adjusting module. The frequency adjusting module controls one of a plurality of second matching circuits to couple with one of the first matching circuits according to the second control signal. | 03-29-2012 |
20140002324 | ANTENNA MATCHING CIRCUIT CONTROL DEVICE | 01-02-2014 |