Bizarre Patents
An extension member is attachable to a trailer hitch and extends away from the vehicle and is connected to a seating frame supporting a toilet seat.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 6137127 | Low leakage active pixel using spacer protective mask compatible with CMOS process A pixel cell structure having a nonsilicided photodiode overcomes problems associated with the absorption of incident light by silicided surfaces. Furthermore, a photodiode access transistor having a partially silicided gate is interposed between the phot... | 10/24/2000 |
| 6130713 | CMOS active pixel cell with self reset for improved dynamic range An image cell having self-reset which provides improved dynamic range is achieved by having a reset circuit, a comparator circuit and a memory circuit. The image cell operates such that the comparator circuit compares the voltage potential of the image ce... | 10/10/2000 |
| 6011295 | Neural network active pixel cell An active pixel image cell which includes a photosensor, active devices for control of the sensor and readout of a signal representing the intensity of light to which the sensor is exposed, and a neuron MOSFET transistor which "both amplifies the signal f... | 01/04/2000 |
| 5923369 | Active pixel sensor cell with differential amplifier and array including same An active pixel sensor cell array in which a differential amplifier (whose output is fed back to one of its inputs) amplifies the output of each cell. By using such differential amplifiers, fixed pattern noise in the image data generated by reading the ar... | 07/13/1999 |
| 5917547 | Two-stage amplifier for active pixel sensor cell array for reducing fixed pattern noise in the array output An active pixel sensor cell array in which a two-stage amplifier amplifies the output of each cell. The two-stage amplifier design reduces fixed pattern noise in the image data generated by reading the array, by providing increased gain for the output of ... | 06/29/1999 |
| 5892253 | Active pixel sensor cell with balanced blue response and reduced noise In an active pixel sensor cell, the blue response of the cell is balanced by utilizing a photodiode in lieu of a photogate, and the noise is reduced by quickly reading the voltage on a node, transferring the collected charge from the photodiode onto the n... | 04/06/1999 |
| 5892541 | Imaging system and method for increasing the dynamic range of an array of active pixel sensor cells The dynamic range of an imaging system that utilizes an array of active pixel sensor cells is substantially increased by reading each cell in the array multiple times during each integration period. Each time a cell is read, the number of photons collecte... | 04/06/1999 |
| 5880460 | Active pixel sensor cell that reduces noise in the photo information extracted from the cell The noise in the photo information output from a CMOS-based active pixel sensor cell is reduced by setting the voltage on the output of the cell to a predetermined voltage, such as ground or the power supply voltage, each time the cell is read prior to th... | 03/09/1999 |
| 5854498 | Active pixel sensor cell that reduces the effect of 1/f noise, increases the voltage range of the cell, and reduces the size of the cell The accuracy of an active pixel sensor cell is increased by utilizing a reset diode in lieu of the reset transistor that is conventionally used to reset the voltage on the photodiode of the cell. The reset diode, which is largely unaffected by 1/f noise, ... | 12/29/1998 |
| 5847422 | MOS-based active pixel sensor cell that utilizes the parasitic bipolar action of the cell to output image data A MOS-based active pixel sensor cell utilizes the parasitic bipolar action of the cell to produce a horizontal current in lieu of the vertical image current associated with conventional bipolar-based active pixel sensor cells. Image data is collected duri... | 12/08/1998 |
| 5841176 | Active pixel sensor cell that minimizes leakage current Isolation between the heavily-doped active regions of an active pixel sensor cell is provided by utilizing a series of isolation regions which have a doping concentration that is approximately equal to the doping concentration of a low-density drain (LDD)... | 11/24/1998 |
| 5841158 | Low-stress photodiode with reduced junction leakage The stress placed on the silicon lattice of a photodiode during the formation of field oxide regions by the local oxidation of silicon (LOCOS) is eliminated in the present invention by utilizing a negatively-charged layer of polysilicon to isolate the imp... | 11/24/1998 |
| 5838176 | Correlated double sampling circuit A correlated double sampling circuit comprising an input node comprising a first plate of input capacitor and an output node. A first plate of a feedback capacitor is connected to the output node and a second plate of the feedback capacitor is connected t... | 11/17/1998 |
| 5789774 | Active pixel sensor cell that minimizes leakage current The leakage current at the silicon-to-silicon dioxide interfaces of an active pixel sensor cell is substantially reduced by eliminating field oxide from the cell, and by insuring that, during integration, every surface region of the cell that is not heavi... | 08/04/1998 |
| 5786623 | Bipolar-based active pixel sensor cell with metal contact and increased capacitive coupling to the base region The dynamic range is increased and the noise level is reduced in a bipolar-based active pixel sensor cell with a capacitively coupled base region by forming the capacitor over a portion of the base region and the field oxide region of the cell. In additio... | 07/28/1998 |
| 5776795 | Method of making a contactless capacitor-coupled bipolar active pixel sensor with intergrated electronic shutter A contactless capacitor coupled bipolar phototransistor having an integrated electronic shutter for reducing the overflow and blooming problems associated with the imaging of strong images. Overflow control and an anti-blooming mechanism are obtained by u... | 07/07/1998 |
| 5760458 | Bipolar-based active pixel sensor cell with poly contact and increased capacitive coupling to the base region The dynamic range is increased and the noise level is reduced in a bipolar-based active pixel sensor cell with a capacitively coupled base region by forming the capacitor over a portion of the base region and the field oxide region of the cell. In additio... | 06/02/1998 |
| 5747840 | Photodiode with improved photoresponse behavior The quantum efficiency of a photodiode is substantially increased by forming the photodiode on a heavily-doped layer of semiconductor material which, in turn, is formed on a semiconductor substrate. The heavily-doped layer of semiconductor material tends ... | 05/05/1998 |
