 |
|
 |
| |
 |
|
Class Information
Number: 375/319
Name: Pulse or digital communications > Receivers > Automatic baseline or threshold adjustment > Automatic bias circuit for dc restoration
Description: Subject matter including a means for eliminating unwanted DC offset voltages in a receiver for decoding the digitally modulated signals.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7620121 |
DC balance compensation for AC-coupled circuits |
Nov. 17, 2009 |
| 7602861 |
Wireless receiver for removing direct current offset component |
Oct. 13, 2009 |
| 7593485 |
Wireless receiver for removing direct current offset component |
Sep. 22, 2009 |
| 7580479 |
Receiving method and receiver |
Aug. 25, 2009 |
| 7567783 |
I/Q mismatch calibration of direct conversion transceivers using the OFDM short training sequence |
Jul. 28, 2009 |
| 7567611 |
Compensation of I-Q imbalance in digital transceivers |
Jul. 28, 2009 |
| 7561649 |
Method and apparatus for synchronization mark detection with DC compensation |
Jul. 14, 2009 |
| 7561643 |
DC offset correction in mobile communication system |
Jul. 14, 2009 |
| 7558528 |
Wireless local area network translating bi-directional packet repeater |
Jul. 7, 2009 |
| 7555079 |
Method and corresponding arrangement for DC offset compensation using channel estimation |
Jun. 30, 2009 |
| 7529319 |
Speed estimation method for telecommunication system |
May. 5, 2009 |
| 7525746 |
DC-offset compensation loops for magnetic recording system |
Apr. 28, 2009 |
| 7505744 |
DC offset correction using multiple configurable feedback loops |
Mar. 17, 2009 |
| 7502603 |
DC cancellation in zero-IF receivers |
Mar. 10, 2009 |
| 7489741 |
System and method to perform DC compensation on a radio frequency burst in a cellular wireless network |
Feb. 10, 2009 |
| 7474711 |
Method and system for I/Q imbalance and DC offset correction |
Jan. 6, 2009 |
| 7466766 |
Processing servo data having DC level shifts |
Dec. 16, 2008 |
| 7457374 |
DC offset cancellation for WLAN communication devices |
Nov. 25, 2008 |
| 7450665 |
Method and apparatus to implement DC offset correction in a sigma delta converter |
Nov. 11, 2008 |
| 7426245 |
DC compensation in direct conversion radio receivers |
Sep. 16, 2008 |
| 7409189 |
Calibration and testing architecture for receivers |
Aug. 5, 2008 |
| 7409014 |
System and method for DC offset compensation and bit synchronization |
Aug. 5, 2008 |
| 7403751 |
DC offset calibration system |
Jul. 22, 2008 |
| 7388936 |
Digital data receiver for edge cellular standard with DC offset correction, channel impulse response estimation, I/Q phase imbalance compensation, interference estimation, and selective equali |
Jun. 17, 2008 |
| 7379511 |
Method for reducing DC offset error for single ended and differential signals |
May. 27, 2008 |
| 7356320 |
Apparatus and method for removing DC offset in a frequency direct-conversion device |
Apr. 8, 2008 |
| 7349680 |
Method and system for using PSK sync word for fine tuning frequency adjustment |
Mar. 25, 2008 |
| 7340234 |
UWB transmitting and receiving device for removing an unnecessary carrier component in a transmission signal spectrum |
Mar. 4, 2008 |
| 7336744 |
Digital baseband receiver including a cross-talk compensation module for suppressing interference between real and imaginary signal component paths |
Feb. 26, 2008 |
| RE40038 |
Latch-up recovery in quantized feedback DC restorer circuits |
Jan. 29, 2008 |
| 7324609 |
DC offset cancellation in a direct conversion receiver configured for receiving an OFDM signal |
Jan. 29, 2008 |
| 7319852 |
Apparatus and method for DC offset compensation in a direct conversion receiver |
Jan. 15, 2008 |
| 7317767 |
DC offset correction in a mobile communication system |
Jan. 8, 2008 |
| 7313374 |
Low-latency DC compensation |
Dec. 25, 2007 |
| 7310369 |
SNR-related parameter estimation method and system |
Dec. 18, 2007 |
| 7286312 |
DC-offset compensation loops for magnetic recording system |
Oct. 23, 2007 |
| 7280617 |
Method to compensate for a step DC disturbance in a digital baseband signal in a homodyne radio receiver |
Oct. 9, 2007 |
| 7277499 |
Additive DC component detection included in an input burst signal |
Oct. 2, 2007 |
| 7277688 |
DC offset correction for very low intermediate frequency receiver |
Oct. 2, 2007 |
| 7266160 |
Method for joint DC offset correction and channel coefficient estimation in a receiver |
Sep. 4, 2007 |
| 7262928 |
Dc-offset compensation loops for magnetic recording system |
Aug. 28, 2007 |
| 7257178 |
Base band circuit of receiver and low cut-off frequency control method |
Aug. 14, 2007 |
| 7257375 |
Receiver with dual D.C. noise cancellation circuits |
Aug. 14, 2007 |
| 7248653 |
Low power and high linearity receivers with reactively biased front ends |
Jul. 24, 2007 |
| 7233780 |
Method and apparatus for performing DC offset cancellation in a receiver |
Jun. 19, 2007 |
| 7233631 |
DC-offset correction circuit having a DC control loop and a DC blocking circuit |
Jun. 19, 2007 |
| 7231193 |
Direct current offset correction systems and methods |
Jun. 12, 2007 |
| 7231001 |
Processing servo data having DC level shifts |
Jun. 12, 2007 |
| 7231000 |
System and method for DC offset compensation and bit synchronization |
Jun. 12, 2007 |
| 7228120 |
Circuit and method for reducing direct current biases |
Jun. 5, 2007 |
|
|
|
 |
|
 |
|
| |
Randomly Featured Patents |
|
