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Class Information
Number: 250/214R
Name: Radiant energy > Photocells; circuits and apparatus > Photocell controlled circuit > Special photocell or electron tube circuits
Description:
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7459667 |
Active pixel image sensor with common gate amplifier mode |
Dec. 2, 2008 |
| 7460788 |
Transmitting and receiving device |
Dec. 2, 2008 |
| 7460792 |
Receiving circuit and electronic apparatus for optical communication |
Dec. 2, 2008 |
| 7453053 |
Optical output controller with control based upon an output current of parallel current controlling elements |
Nov. 18, 2008 |
| 7453057 |
Vehicle rearview mirror system having a variable reflectance control |
Nov. 18, 2008 |
| 7449707 |
Optical coupling device and electronic apparatus using same that transmits a signal with two light emitting elements and one or two light receiving elements |
Nov. 11, 2008 |
| 7449669 |
Receiving apparatus |
Nov. 11, 2008 |
| 7449672 |
Conversion of quantum information from one photonic representation to another photonic representation |
Nov. 11, 2008 |
| 7446297 |
Sensor and method for providing high transfer rate in page-based optical data storage |
Nov. 4, 2008 |
| 7446294 |
True color image by modified microlens array |
Nov. 4, 2008 |
| 7442911 |
Photodector including photodiodes having improved dynamic range, s/n ratio and speed of light detection |
Oct. 28, 2008 |
| 7442912 |
Optical logic device responsive to pulsed signals |
Oct. 28, 2008 |
| 7442915 |
Signal conditioning circuitry |
Oct. 28, 2008 |
| 7439532 |
Solid state relay, electronic device, and method for manufacturing solid state relays having a first control terminal, a first output terminal and a second output terminal as lead terminals |
Oct. 21, 2008 |
| 7439480 |
Regulated current mirror |
Oct. 21, 2008 |
| 7439482 |
Automatic avalanche photodiode bias setting system based on unity-gain noise measurement |
Oct. 21, 2008 |
| 7439485 |
Multimode optical transmission apparatus and multimode optical transmission system |
Oct. 21, 2008 |
| 7436342 |
Numerical full well capacity extension for photo sensors with an integration capacitor in the readout circuit using two and four phase charge subtraction |
Oct. 14, 2008 |
| 7435938 |
Optical packet communication device with an applied negative voltage for canceling an offset voltage |
Oct. 14, 2008 |
| 7435937 |
Photodetection apparatus with operation-mode switching between current output mode and voltage output mode |
Oct. 14, 2008 |
| 7435935 |
Semiconductor image pickup device with dual current generation circuit capable of sensing light over wider range |
Oct. 14, 2008 |
| 7433606 |
Photodiode bias controller for optical receiver |
Oct. 7, 2008 |
| 7429726 |
Image displaying and capturing devices |
Sep. 30, 2008 |
| 7427737 |
Pixel with differential readout |
Sep. 23, 2008 |
| 7427734 |
Multiple photosensor pixel |
Sep. 23, 2008 |
| 7427739 |
Electro-optical device and electronic apparatus |
Sep. 23, 2008 |
| 7427741 |
Bias control apparatus for avalanche photodiode and optical apparatus utilizing the bias control apparatus |
Sep. 23, 2008 |
| 7423255 |
System and methods for dynamic range extension using variable length integration time sampling |
Sep. 9, 2008 |
| 7423259 |
Mass spectrometer and method for enhancing dynamic range |
Sep. 9, 2008 |
| 7423254 |
High responsivity high bandwidth metal-semiconductor-metal optoelectronic device |
Sep. 9, 2008 |
| 7423252 |
Slow tail compensation |
Sep. 9, 2008 |
| 7423251 |
System and methods for dynamic range extension using variable length integration time sampling |
Sep. 9, 2008 |
| 7420148 |
Method and device for determining a pixel gray scale value image |
Sep. 2, 2008 |
| 7420154 |
Pixel circuit with non-destructive readout circuit and methods of operation thereof |
Sep. 2, 2008 |
| 7414233 |
Pixel circuit with surface doped region between multiple transfer transistors and image sensor including the same |
Aug. 19, 2008 |
| 7414234 |
Measurement of burst mode optical power over multiple bursts |
Aug. 19, 2008 |
| 7414386 |
Methods for testing optical transmitter components |
Aug. 19, 2008 |
| 7411187 |
Ion trap in a semiconductor chip |
Aug. 12, 2008 |
| 7411179 |
Photodetector module with impedance matching |
Aug. 12, 2008 |
| 7411172 |
Method and apparatus for resetting a high speed latch circuit |
Aug. 12, 2008 |
| 7411171 |
Circuit for analyzing a signal reflected from an object |
Aug. 12, 2008 |
| 7408139 |
Video image capture device |
Aug. 5, 2008 |
| 7408140 |
Pixel with spatially varying metal route positions |
Aug. 5, 2008 |
| 7408143 |
Previous amplifier circuit, light-receiving amplifier circuit, and optical pickup apparatus having grounded emitter amplifier circuits each with a grounded emitter transistor |
Aug. 5, 2008 |
| 7405386 |
Light receiving device for reading an optical medium with reducing influence of dark current and stray light performance |
Jul. 29, 2008 |
| 7402789 |
Methods for pixel binning in an image sensor |
Jul. 22, 2008 |
| 7402788 |
Detector diodes with bias control loop |
Jul. 22, 2008 |
| 7400735 |
Wave-filtering device with an adjustable frequency bandwidth |
Jul. 15, 2008 |
| 7399951 |
Solid-state image-sensing device |
Jul. 15, 2008 |
| 7399952 |
Image processing apparatus and image capturing apparatus |
Jul. 15, 2008 |
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