Patent application number | Description | Published |
20100156538 | AMPLIFIER CIRCUIT AND RADIO RECEIVER - A feedback resistor is connected between an input terminal and an output terminal of an operational amplifier. A negative resistor is connected between an inverting input terminal and a non-inverting input terminal of the operational amplifier. | 06-24-2010 |
20110130109 | DIFFERENTIAL AMPLIFIER CIRCUIT AND WIRELESS RECEIVING APPARATUS - A differential amplifier circuit includes a source follower circuit to which is input one of the differential signals and a common source circuit that is connected in series with the source follower circuit and to which is input the other of the differential signals. | 06-02-2011 |
20120105148 | AMPLIFIER CIRCUIT AND RADIO RECEIVER - A feedback resistor is connected between an input terminal and an output terminal of an operational amplifier. A negative resistor is connected between an inverting input terminal and a non-inverting input terminal of the operational amplifier. | 05-03-2012 |
20120134447 | RADIO COMMUNICATION APPARATUS - According to one embodiment, an analog unit performs frequency conversion of a reception signal. A digital unit performs demodulation processing of the reception signal subjected to the frequency conversion by the analog unit. A PLL circuit generates a clock of the digital unit. A PLL-setting changing unit performs, based on the reception signal, a setting change of parameters of the PLL circuit to thereby control the jitter of the clock. | 05-31-2012 |
20130106518 | INTEGRATED CIRCUIT | 05-02-2013 |
20140035683 | INTEGRATED CIRCUIT - According to one embodiment, provided are an amplifier transistor configured to amplify an input signal; a biasing circuit configured to set a bias voltage in such a manner as to allow the amplifier transistor to perform amplification; an electrostatic protective circuit configured to set the bias voltage for the amplifier transistor in such a manner as to make the amplifier transistor to turn off based on voltage to be applied to the amplifier transistor; and a switching circuit configured to switch the bias voltage for the amplifier transistor based on a power supply condition. | 02-06-2014 |
20140043088 | SEMICONDUCTOR DEVICE AND RECEIVER - According to one embodiment, there is provided a semiconductor device including a first amplifier and a second amplifier. The first amplifier has an input terminal to receive a first signal and an output terminal to output a second signal. The second amplifier is configured to receive the first signal and a correction data, to generate a correction signal according to the first signal and the correction data, and to output the generated correction signal to the output terminal of the first amplifier so as to add the first signal and the generated correction signal. | 02-13-2014 |
20160056772 | INTEGRATED CIRCUIT - According to one embodiment, provided are an amplifier transistor configured to amplify an input signal; a biasing circuit configured to set a bias voltage in such a manner as to allow the amplifier transistor to perform amplification; an electrostatic protective circuit configured to set the bias voltage for the amplifier transistor in such a manner as to make the amplifier transistor to turn off based on voltage to be applied to the amplifier transistor; and a switching circuit configured to switch the bias voltage for the amplifier transistor based on a power supply condition. | 02-25-2016 |