Patent application number | Description | Published |
20090303364 | SOLID-STATE IMAGING APPARATUS - A solid-state imaging apparatus comprises first accumulation units, of which number is n, holding a digital value of n-bits output from a counter, second accumulation units, of which number is n, holding the digital value of n-bits transferred from the first accumulation units, of which number is n, and an A/D converter writing the digital value of n-bits from the counter based on an image signal generated by pixels into the first accumulation units, of which number is n, wherein correspondingly to each column of the pixels, the first accumulation unit of m-th bit (1≦m≦n) and the second accumulation unit of m-th bit (1≦m≦n) are arranged and paired, and the pairs of which number is n are arranged in a direction along the column of pixels. | 12-10-2009 |
20100289931 | SOLID-STATE IMAGING APPARATUS - A solid-state imaging apparatus includes a plurality of pixels for converting analog image signals from the pixels into digital signals including a higher digit bit and a lower digit bit in time series. The A/D converter includes a first holding unit for holding the higher digit bit of the digital signal, a second holding unit for holding the lower digit bit of the digital signal, a third holding unit for holding the digital signal from the first holding unit, and a fourth holding unit for holding the digital signal from the second holding unit. A first pair including the first and third holding units, and a second pair including the second and fourth holding units are arranged in a direction along the column of the two-dimensional array of pixels. | 11-18-2010 |
20120006975 | SOLID-STATE IMAGING APPARATUS - A solid-state imaging apparatus comprises first accumulation units, of which number is n, holding a digital value of n-bits output from a counter, second accumulation units, of which number is n, holding the digital value of n-bits transferred from the first accumulation units, of which number is n, and an A/D converter writing the digital value of n-bits from the counter based on an image signal generated by pixels into the first accumulation units, of which number is n, wherein correspondingly to each column of the pixels, the first accumulation unit of m-th bit (1≦m≦n) and the second accumulation unit of m-th bit (1≦m≦n) are arranged and paired, and the pairs of which number is n are arranged in a direction along the column of pixels. | 01-12-2012 |
20120217378 | SOLID-STATE IMAGING APPARATUS - A solid-state imaging apparatus includes a plurality of pixels for converting analog image signals from the pixels into digital signals including a higher digit bit and a lower digit bit in time series. The A/D converter includes a first holding unit for holding the higher digit bit of the digital signal, a second holding unit for holding the lower digit bit of the digital signal, a third holding unit for holding the digital signal from the first holding unit, and a fourth holding unit for holding the digital signal from the second holding unit. A first pair including the first and third holding units, and a second pair including the second and fourth holding units are arranged in a direction along the column of the two-dimensional array of pixels. | 08-30-2012 |
Patent application number | Description | Published |
20140255017 | LIGHT-EMITTING ELEMENT DRIVING APPARATUS, CONTROL METHOD OF THE SAME, OPTICAL ENCODER, AND CAMERA - A light-emitting element driving apparatus comprising a light-emitting element, a driving unit including a control terminal for driving the light-emitting element based on a potential of the control terminal, and a controlling unit including a voltage holding unit, wherein the controlling unit controls the potential of the control terminal such that an emitted light amount approaches a target value and causes the voltage holding unit to hold a voltage corresponding to the potential of the control terminal, when the light-emitting element is in an emitting state, controls the potential of the control terminal to inactivate the driving unit, when setting the light-emitting element in a non-emitting state, and controls the potential of the control terminal by using the voltage of the voltage holding unit, when setting the light-emitting element in the emitting state again. | 09-11-2014 |
20150314597 | LIQUID DISCHARGE SUBSTRATE, LIQUID DISCHARGE HEAD, AND PRINTING APPARATUS - A liquid discharge substrate according to an embodiment of the present invention includes a plurality of heating elements, a plurality of driving elements, a signal supplying unit which supplies a control signal used to control the plurality of driving elements, and a plurality of delay circuits which delay the control signal. A delay amount of a first delay circuit is different from a delay amount of a second delay circuit. | 11-05-2015 |
20160039200 | LIQUID DISCHARGE HEAD SUBSTRATE, LIQUID DISCHARGE HEAD, AND PRINTING APPARATUS - A liquid discharge head substrate is provided. The liquid discharge head substrate includes a discharge unit including a discharge element configured to generate energy for discharging a liquid from an orifice and a discharge control circuit configured to control the discharge element, and a first voltage generation circuit configured to supply, to the discharge control circuit, a first driving voltage for driving the discharge control circuit. The discharge unit includes a first node having a voltage correlated with a voltage to be supplied to the discharge element. The first voltage generation circuit controls the first driving voltage based on a comparison result of the voltage of the first node and a first reference voltage supplied from outside of the liquid discharge head substrate. | 02-11-2016 |