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Class Information
Number: 250/214AG
Name: Radiant energy > Photocells; circuits and apparatus > Photocell controlled circuit > Special photocell or electron tube circuits > Automatic gain control
Description:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7460788 |
Transmitting and receiving device |
Dec. 2, 2008 |
| 7460792 |
Receiving circuit and electronic apparatus for optical communication |
Dec. 2, 2008 |
| 7456382 |
Load sensor, method of detecting load and pedestrian protection system |
Nov. 25, 2008 |
| 7442911 |
Photodector including photodiodes having improved dynamic range, s/n ratio and speed of light detection |
Oct. 28, 2008 |
| 7427738 |
Light-receiving amplifier and optical pickup device |
Sep. 23, 2008 |
| 7421213 |
Optical receiver control device with a switchable bandwidth |
Sep. 2, 2008 |
| 7420152 |
Wide-range linear output photo sensor circuit |
Sep. 2, 2008 |
| 7406268 |
Optical receiver circuit |
Jul. 29, 2008 |
| 7394995 |
System and method for a compact optical receiver with wide dynamic range |
Jul. 1, 2008 |
| 7376359 |
Digital regulated light receive module and regulation method |
May. 20, 2008 |
| 7373091 |
Multicasting optical switch fabric and method of detection based on novel heterodyne receiver |
May. 13, 2008 |
| 7339154 |
Level detector |
Mar. 4, 2008 |
| 7330668 |
Low noise light receiver |
Feb. 12, 2008 |
| 7312856 |
Programmable pulse capture device with automatic gain control |
Dec. 25, 2007 |
| 7309852 |
Variable noise control for an optical transducer |
Dec. 18, 2007 |
| 7298978 |
Method and apparatus for optimizing decision level of signal output from optical receiver |
Nov. 20, 2007 |
| 7297917 |
Readout technique for increasing or maintaining dynamic range in image sensors |
Nov. 20, 2007 |
| 7297922 |
Optical receiver protection circuit |
Nov. 20, 2007 |
| 7288750 |
Light signaling device |
Oct. 30, 2007 |
| 7282692 |
Light receiving method of an avalanche photodiode and a bias control circuit of the same |
Oct. 16, 2007 |
| 7268338 |
Imaging array having variable conversion gain |
Sep. 11, 2007 |
| 7263046 |
Photo-detector amplifier circuit for optical disk device |
Aug. 28, 2007 |
| 7256384 |
Signal-enhancement system for photodetector outputs |
Aug. 14, 2007 |
| 7245179 |
Auto gain controller |
Jul. 17, 2007 |
| 7236192 |
Image-sensing device |
Jun. 26, 2007 |
| 7236056 |
Direct current offset canceling circuit of trans-impedance amplifier and automatic gain control trans-impedance amplifier thereof |
Jun. 26, 2007 |
| 7232984 |
Sensor with improved gain-setting capability |
Jun. 19, 2007 |
| 7221229 |
Receiver circuit having an optical reception device |
May. 22, 2007 |
| 7214924 |
Light-receiving method of an avalanche photodiode and a bias control circuit of the same |
May. 8, 2007 |
| 7212749 |
Signal receiver having wide band amplification capability |
May. 1, 2007 |
| 7157977 |
Automatic gain control feedback amplifier |
Jan. 2, 2007 |
| 7133346 |
Photo-detector amplifier circuit for optical disk device |
Nov. 7, 2006 |
| 7112777 |
Method and apparatus for protecting optical receivers from overload optical signals |
Sep. 26, 2006 |
| 7112779 |
Optical apparatus and beam splitter |
Sep. 26, 2006 |
| 7105797 |
Optical receiving circuit |
Sep. 12, 2006 |
| 7075049 |
Dual conversion gain imagers |
Jul. 11, 2006 |
| 7023005 |
Gain compensation for optocoupler feedback circuit |
Apr. 4, 2006 |
| 7002699 |
Identification and labeling of beam images of a structured beam matrix |
Feb. 21, 2006 |
| 6999687 |
Optical receiving device |
Feb. 14, 2006 |
| 6915083 |
Signal receiver having wide band amplification capability |
Jul. 5, 2005 |
| 6911644 |
Automatic gain control device for a burst-mode optical receiver |
Jun. 28, 2005 |
| 6909082 |
Automatic threshold control device for burst mode optical receiver |
Jun. 21, 2005 |
| 6891142 |
Photoelectric sensor unit including automatic control circuit for reducing fluctuation in light emission |
May. 10, 2005 |
| 6858830 |
Optical receiver apparatus and holding apparatus and arranging method thereof |
Feb. 22, 2005 |
| 6852966 |
Method and apparatus for compensating a photo-detector |
Feb. 8, 2005 |
| 6841771 |
Optical coupling device and light-receiving circuit of same |
Jan. 11, 2005 |
| 6834165 |
Parallel opto-electric structure for high sensitivity and wide bandwidth optical transceiver |
Dec. 21, 2004 |
| 6833913 |
Apparatus and methods for optically inspecting a sample for anomalies |
Dec. 21, 2004 |
| 6833538 |
Device for determining focused state of taking lens |
Dec. 21, 2004 |
| 6803555 |
Two-stage auto-zero amplifier circuit for electro-optical arrays |
Oct. 12, 2004 |
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