Matches 1 - 8 out of 8


Match Document Document Title
US20120244826 Method and Apparatus for Efficient DC Calibration in a Direct-Conversion System with Variable DC Gain  
A wireless communication receiver includes a multitude of look-up tables each storing a multitude of DC offset values associated with the gains of an amplification stage disposed in the wireless...
US20150111513 METHOD OF CONTROLLING RECEIVER GAIN AUTOMATICALLY AND APPARATUS FOR AUTOMATIC GAIN CONTROL IN RECEIVER  
A method of controlling an automatic gain in a receiver includes receiving an input signal through an antenna of the receiver, by an automatic gain control unit of the receiver, setting a final RF...
US20050148300 Signal generation power management control system for portable communications device and method of using same  
A signal generation power management control system (100) for use in a portable communications device includes a digital signal processor (DSP) (101) for processing a digital source input and...
US20070259638 Elimination of DC offset in analog baseband circuit with minimized transients  
An analog baseband circuit includes first and second DC (direct current) offset cancellers and an offset canceller controller. The first DC offset canceller includes a first filter and a first PGA...
US20090004987 RADIO FREQUENCY RECEIVING APPARATUS, RADIO FREQUENCY RECEIVING METHOD, LSI FOR RADIO FREQUENCY SIGNAL AND LSI FOR BASE BAND SIGNAL  
A receiving apparatus may achieve optimal RF and IF gain control while suppressing saturated amplification due to interference. The receiving apparatus includes an RF variable gain Amp that...
US20050107056 Communication semiconductor integrated circuit device and a wireless communication system  
A communication semiconductor integrated circuit device (200) includes an amplifier circuit (330) including a plurality of variable-gain amplifiers (PGA1-PGA3) for amplifying a received signal and...
US20090298454 RECEIVER  
By A/D converting a signal output from a mixer (4) and inputting the A/D converted signal to a DSP (8), and generating AGC control data (DL) corresponding to a level of the signal to control a...
US20100130153 Low-Cost Receiver Using Automatic Gain Control  
A receiver (100) includes a first element (110) with a signal input, a control input, a signal output, and gain steps of a first magnitude, a signal processing circuit (120-168) with a signal...
Matches 1 - 8 out of 8