WO2003085964A1 - Solid-state image pickup device - Google Patents
Solid-state image pickup device Download PDFInfo
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- WO2003085964A1 WO2003085964A1 PCT/JP2003/004338 JP0304338W WO03085964A1 WO 2003085964 A1 WO2003085964 A1 WO 2003085964A1 JP 0304338 W JP0304338 W JP 0304338W WO 03085964 A1 WO03085964 A1 WO 03085964A1
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- power supply
- supply voltage
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- pixel
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
- H04N25/60—Noise processing, e.g. detecting, correcting, reducing or removing noise
- H04N25/62—Detection or reduction of noise due to excess charges produced by the exposure, e.g. smear, blooming, ghost image, crosstalk or leakage between pixels
- H04N25/626—Reduction of noise due to residual charges remaining after image readout, e.g. to remove ghost images or afterimages
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
- H04N25/70—SSIS architectures; Circuits associated therewith
- H04N25/709—Circuitry for control of the power supply
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
- H04N25/70—SSIS architectures; Circuits associated therewith
- H04N25/76—Addressed sensors, e.g. MOS or CMOS sensors
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
- H04N25/70—SSIS architectures; Circuits associated therewith
- H04N25/76—Addressed sensors, e.g. MOS or CMOS sensors
- H04N25/766—Addressed sensors, e.g. MOS or CMOS sensors comprising control or output lines used for a plurality of functions, e.g. for pixel output, driving, reset or power
Definitions
- the present invention relates to an amplifying (CMOS sensor type) solid-state imaging device having a pixel unit composed of a plurality of unit pixels and a peripheral circuit unit for controlling the pixel unit, and particularly to an improvement in its power supply circuit. It is about. Background technology
- FIG. 1 is a schematic plan view showing a configuration example of a conventional solid-state imaging device.
- This solid-state imaging device includes a pixel section 2 in which a large number of unit pixels are arranged in a two-dimensional array on a semiconductor chip 1, a timing generator section 3 for generating various timing signals, and a pixel column (column) for each unit pixel.
- a column that performs CDS (correlated double sampling) for each column An output column section 4 such as a CDS column and a column that performs A / D conversion, and a horizontal drive section 5 that selects and drives this output column section 4 in the horizontal direction
- a vertical drive unit 6 for selecting and driving each pixel row, a signal processing unit (DSP) 7 for performing signal processing on pixel signals read from the pixel unit 2, and the like.
- DSP signal processing unit
- This solid-state imaging device is driven by having two power supply systems, a first power supply system (hereinafter referred to as a digital power supply for convenience) and a second power supply system (hereinafter referred to as an analog power supply for convenience).
- the semiconductor chip 1 has a power supply terminal 8 to which a digital power supply voltage DVDD as a first power supply system is supplied, a power supply terminal 9 to which a digital ground voltage DV SS is supplied, and an analog port as a second power supply system.
- Power supply voltage AVDD It has a power supply terminal 10 to which power is supplied and a power supply terminal 11 to which analog ground voltage AVSS is supplied.
- the digital power supply voltage (DVDD) and the analog power supply voltage (AVDD) have the same voltage value (for example, 1.8 V, 2.5 V, 3.3 V, etc.). Therefore, even if a plurality of electrode pads PAD are arranged on the semiconductor chip 1, one kind of power supply voltage is supplied from the outside of the chip 1, and the semiconductor chip 1 operates with a single power supply voltage.
- FIG. 2 is a cross-sectional view showing a laminated structure of the pixel unit 2 of the conventional example shown in FIG.
- a P-well 13 is formed on a silicon substrate 12, and an element isolation region (in this example, L OCOS element isolation, but in the case of STI, etc.) is formed on this F-module 13. 14), a power supply region (AVDD) 15, a reset transistor reset gate (Reset) 16, a charge detection unit 17 called a floating diffusion (FD) unit, A transfer transistor (transfer gate TG) 18 for transferring the signal charge of the photodiode 3 to the FD section 17 and a P + type light receiving layer 19 and an N type photoelectric conversion layer 20 forming the photodiode 23 are formed.
- AVDD power supply region
- Reset reset transistor reset gate
- a transfer transistor (transfer gate TG) 18 for transferring the signal charge of the photodiode 3 to the FD section 17 and a P + type light receiving layer 19 and an N type photoelectric conversion layer 20 forming the photodiode 23 are formed.
- a solid-state imaging device requires a circuit section driven by a second power supply system (hereinafter, referred to as an analog circuit section) and a circuit diagram driven by the first power supply system (hereinafter, a digital circuit section).
- an analog circuit section driven by a second power supply system
- a digital circuit section driven by the first power supply system
- This is an analog / digital mixed device. Therefore, the above-described digital circuit section operates even when the power supply voltage decreases. However, it is difficult to reduce the voltage of the analog circuit.
- FIGS. 3 to 7 are explanatory diagrams showing potential potentials corresponding to the cross-sectional views shown in FIG. 2, in which the vertical axis represents the potential potential PTN (V), and the horizontal axis represents the formation position of each element on the substrate surface in FIG. It corresponds to.
- V potential potential
- PTN potential potential
- the drain terminal 15 of the reset transistor 16 is at the power supply voltage A VDD 1 while the signal charge 24 is stored in the photodiode (PD) 23.
- AV D D 1 2.5 V (indicated by 26 in the figure).
- the gate voltage (DTG) of the transfer gate 18 is 0 V.
- the potential (0) R) of the reset transistor 16 at the time of " ⁇ FF" is, for example, about 1 V (indicated by 27 in the figure).
- This reset transistor 16 is a deep depletion type transistor.
- FIG. 5 shows a potential when the reset transistor 16 is set to the “OFF” state, and the FD potential is the same as the potential of AVDD1 as it is.
- FIG. 6 shows the potential at the time of reading.
- the remaining signal charges form an afterimage, which degrades image characteristics.
- the cause of the afterimage is that since the voltage applied to the transfer gate 18 is relatively small, a potential barrier 31 is generated below the gate of the transfer gate 18 and the signal of the photodiode 23 is generated. This is because charges cannot be completely read.
- the smaller the voltage for driving the pixel unit the greater the possibility of the occurrence of the afterimage, and the lower the image quality.
- FIG. 7 shows the potential after the transfer gate 18 is turned “OFF”. As shown, the gate voltage (cD TG) of the transfer gate 18 becomes 0 V (indicated by 32 in the figure), and the signal charge (Q sig 2) 29 remains in the photodiode 23. It has been done.
- a first object of the present invention is to provide a solid-state imaging device capable of enlarging an operation margin of a pixel portion and completely transferring a signal charge by using a plurality of power supply voltages.
- a second object of the present invention is to provide a solid-state imaging device capable of realizing a reduction in the number of masks and a reduction in the number of process steps in a manufacturing process.
- a first aspect of the present invention provides a pixel unit including a plurality of unit pixels, and a peripheral circuit unit that controls the pixel unit, wherein the peripheral circuit includes a first power supply.
- a pixel that operates by receiving a first power supply voltage of a system, and the pixel unit operates by receiving a supply of a second power supply voltage having a value different from the first power supply voltage of a second power supply system
- An imaging apparatus comprising: a first power supply input unit that externally receives a first power supply voltage of the first power supply system and supplies the first power supply voltage to the peripheral circuit unit; and a second power supply unit that externally receives the second power supply system.
- a second power supply input means for receiving the power supply voltage and supplying the power supply voltage to the pixel portion.
- a second aspect of the present invention includes a pixel unit including a plurality of unit pixels, and a peripheral circuit unit that controls the pixel unit, and the peripheral circuit receives supply of a first power supply voltage.
- a solid-state imaging device in which the pixel unit operates by receiving a second power supply voltage having a value different from the first power supply voltage, wherein a single-level power supply voltage is externally input.
- Input means and level shift means for converting the level of the power supply voltage input by the power supply input means to the first power supply voltage and / or the second power supply voltage, and the level shift means being generated by the level shift means.
- the first power supply voltage is selectively supplied to the peripheral circuit section, and the generated second power supply voltage is selectively supplied to the pixel section.
- a plurality of different power supply voltages are externally input, and the plurality of power supply voltages are selectively supplied to the pixel portion and the peripheral circuit portion. This makes it possible to set the optimum power consumption for each part, and particularly to effectively set the second power supply voltage required for the pixel part.
- the operation margin of each part is expanded, the power consumption of the circuit part including the pixel part can be reduced, and the signal charges can be completely transferred in the pixel part.
- the threshold value Vth of the transistor which is usually separated by the ion implantation mask, the number of masks at the time of the ion implantation operation can be greatly reduced, and the process steps can be shortened.
- a plurality of different power supply voltages are generated from a power supply voltage from outside using a level shift unit, and the plurality of different power supply voltages are selectively supplied to the pixel unit and the peripheral circuit unit. Therefore, by using a plurality of power supply voltages, it is possible to set the optimum power consumption for each part, and it is possible to effectively set the second power supply voltage particularly required for the pixel portion.
- the operation margin of each part is expanded, the power consumption of the circuit part including the pixel part can be reduced, and the signal charges can be completely transferred in the pixel part.
- FIG. 1 is a schematic plan view showing a configuration example of a conventional amplification type solid-state imaging device.
- FIG. 2 is a cross-sectional view of a stacked structure of a pixel unit in the conventional example shown in FIG.
- FIG. 3 is an explanatory diagram showing transition of the potential potential of the conventional example shown in FIG.
- FIG. 4 is an explanatory diagram showing transition of the potential potential of the conventional example shown in FIG.
- FIG. 5 is an explanatory diagram showing transition of the potential potential of the conventional example shown in FIG.
- FIG. 6 is an explanatory diagram showing transition of the potential potential of the conventional example shown in FIG.
- FIG. 7 is an explanatory diagram showing transition of the potential potential of the conventional example shown in FIG.
- FIG. 8 is a schematic plan view showing a configuration example of the amplification type solid-state imaging device according to the first embodiment of the present invention.
- FIG. 9 is a schematic diagram illustrating a configuration example of an amplification type solid-state imaging device according to a second embodiment of the present invention. It is a top view.
- FIG. 10 is a schematic plan view showing a configuration example of the amplification type solid-state imaging device according to the third embodiment of the present invention.
- FIG. 11 is a block diagram illustrating a configuration example of a unit pixel and a vertical driving unit according to the fourth embodiment of the present invention.
- FIGS. 12A to 12C are timing charts showing operation timings of the embodiment shown in FIG.
- FIG. 13 is a cross-sectional view showing a layered structure of the pixel unit of the embodiment shown in FIG.
- FIG. 14 is an explanatory diagram showing the transition of the potential potential in the embodiment shown in FIG.
- FIG. 15 is an explanatory diagram showing a potential potential transition of the embodiment shown in FIG.
- FIG. 16 is an explanatory diagram showing a potential potential transition of the embodiment shown in FIG. 1,
- FIG. 17 is an explanatory diagram showing a potential potential transition of the embodiment shown in FIG. 1,
- FIG. 18 is an explanatory diagram showing the transition of the potential potential in the embodiment shown in FIG.
- FIG. 19 is a block diagram illustrating a configuration example of a unit pixel and a vertical driving unit according to the fifth embodiment of the present invention.
- FIGS. 20A to 20C are timing charts showing operation timings of the embodiment shown in FIG.
- FIG. 21 is a block diagram illustrating a configuration example of a unit pixel and a vertical driving unit according to the sixth embodiment of the present invention.
- FIGS. 22A to 22E are timing charts showing operation timings of the embodiment shown in FIG.
- FIG. 23 is an explanatory diagram showing the transition of the potential potential in the embodiment shown in FIG.
- FIG. 24 is an explanatory diagram showing the transition of the potential potential in the embodiment shown in FIG.
- FIG. 25 is an explanatory diagram showing the transition of the potential potential in the embodiment shown in FIG.
- FIG. 26 is an explanatory diagram showing the transition of the potential potential in the embodiment shown in FIG.
- FIG. 27 is an explanatory diagram showing the transition of the potential potential in the embodiment shown in FIG.
- FIG. 28 is an explanatory diagram showing transition of potential potential in the embodiment shown in FIG.
- FIG. 29 is a block diagram illustrating a configuration example of a unit pixel according to the seventh embodiment of the present invention.
- FIG. 30A to 30F are timing charts showing the operation timing of the embodiment shown in FIG.
- FIG. 31 is a block diagram illustrating a configuration example of a unit pixel according to the eighth embodiment of the present invention.
- FIGS. 32A to E are timing charts showing operation timings of the embodiment shown in FIG.
- FIG. 33 is a block diagram illustrating a configuration example of a unit pixel according to the ninth embodiment of the present invention.
- FIG. 34 is a schematic cross-sectional view showing one example of a layered structure of the level shift circuit shown in FIG. BEST MODE FOR CARRYING OUT THE INVENTION
- the solid-state imaging device according to the embodiment of the present invention supplies a multi-level power supply voltage from outside the semiconductor chip or provides a booster in the semiconductor chip to apply a high voltage to the pixel portion.
- FIG. 8 is a schematic plan view showing a configuration example of the amplification type solid-state imaging device according to the first embodiment of the present invention. Note that components having the same functions as those of the circuit shown in FIG. 1 are denoted by the same reference numerals for convenience.
- This solid-state imaging device is an example of a configuration in which an imaging signal is output as an analog signal, and a pixel unit 2 in which many unit pixels are arranged in a two-dimensional array on a semiconductor chip 1 and various timing signals are generated Timing generator section 3, a line memory section (column area) 4A for storing analog pixel signals of each pixel row from the pixel section 2, and a horizontal memory section for selectively selecting and driving the line memory section 4A.
- a driving unit 5, a vertical driving unit 6 for selecting and driving each pixel row, an output amplifier unit 51 for performing predetermined signal processing on a pixel signal read from the pixel unit 2 and outputting the processed signal are formed. Have been.
- Such a semiconductor chip 1 is provided with a first digital power supply voltage (DVDD 1) from the power supply terminal 45 and a first digital ground voltage from the power supply terminal 46 as a digital power supply system as a first power supply system.
- DVDD 1 first digital power supply voltage
- DVSS 2 power supply terminal 47 to second digital power supply voltage
- DVSS 2 second digital ground voltage
- DVSS 3 third digital power supply
- the third digital ground voltage (DVSS 3) is supplied from DVDD 3) 49 and the power supply terminal 50.
- the semiconductor chip 1 includes a power supply terminal 40 to a first analog power supply voltage (AVDD 1) and a power supply terminal 41 to a first analog ground voltage (AVSS 1 ), The power supply terminal 42 to the second analog power supply.
- the second analog ground voltage (AVSS2) is supplied from the power supply voltage (AVDD2) and the power supply terminal 43.
- the semiconductor chip 1 is provided with a substrate contact (VSUB) 44.
- the pixel unit 2, the line memory unit 4A, and the output amplifier unit 51 are a second power supply system, that is, an analog circuit unit driven by an analog power supply, and the TG unit 3, the vertical drive unit 6.
- the horizontal drive unit 5 is a first power supply system, that is, a digital circuit unit driven by a digital power supply.
- the power supply voltage used decreases.
- the voltage is 3.3 V for the 0.35 / m process, 2.5 V for the 0.25 process, 1.8 V for the 0.18 m process, and so on.
- a plurality of power supplies having different power supply voltage values are supplied from outside the semiconductor chip 1.
- DVDD 1 -DVDD 2 in FIG.
- D VD D 2 2.5 V.
- analog power supply voltage values AVDD1 and AVDD2 can be used with different voltages.
- the power supply of the pixel unit 2 By setting the power supply of the pixel unit 2 to AVDD1, the power supply of the line memory unit 4A, and the output amplifier unit 51 to AVDD2, it is possible to set the optimal power consumption for each part of the circuit. come.
- FIG. 9 is a schematic plan view showing a configuration example of the amplification type solid-state imaging device according to the second embodiment of the present invention.
- the components having the same functions as those of the circuit shown in FIG. For convenience, the same reference numerals are used for the description.
- This solid-state imaging device is a configuration example in which an imaging signal is converted into a digital signal, and further subjected to digital signal processing and output.
- the pixel unit 2 includes a semiconductor chip 1 in which a large number of unit pixels are arranged in a two-dimensional array.
- a timing generator 3 for generating various timing signals, an output column (column area) 4 such as a column CDS or a column AD, and a horizontal drive for selecting and driving the output column 4 in a horizontal direction.
- Unit 5 a vertical drive unit 6 for selecting and driving each pixel row, a signal processing unit (DSP) 7 for performing signal processing on pixel signals read from the pixel unit 2, and a second external unit.
- Booster circuit 52 that boosts the analog power supply voltage as the power supply voltage of the analog power supply and the digital power supply voltage as the first power supply voltage;
- a raw circuit 53 is formed.
- the semiconductor chip 1 is supplied with a digital power supply voltage (DVDD) from a power supply terminal 8 and a digital ground voltage (DV SS) from a power supply terminal 9 as a digital power supply system as a first power supply system.
- DVDD digital power supply voltage
- DV SS digital ground voltage
- AVDD analog power supply voltage
- AVSS analog ground voltage
- the semiconductor chip 1 is provided with a substrate contact (VSUB) 44.
- the negative power supply is generated by the negative power supply generating circuit 53, so that another power supply voltage value is generated inside the semiconductor chip 1. As described above, even if the power supply voltage supplied from outside the semiconductor chip 1 is single, by generating a plurality of power supply voltages inside the chip, the operation margin of the pixel section 2 in particular can be greatly expanded.
- the threshold of the transistor which is usually separated by an ion implantation mask, Since it is not necessary to change the value Vth, it is possible to greatly reduce the number of masks during the ion implantation operation.
- FIG. 10 is a schematic plan view showing a configuration example of the amplification type solid-state imaging device according to the third embodiment of the present invention. Note that components having the same functions as those of the circuit shown in FIG. 1 are denoted by the same reference numerals for the sake of convenience.
- This solid-state imaging device is a configuration example in which the configuration example of the first embodiment shown in FIG. 8 is converted into a digital output and further converted to a configuration for performing digital signal processing.
- a pixel section 2 in which pixels are arranged, a timing generator section 3 for generating various timing signals, an output column section (column area) 4 such as a column CDS or a column AD, and an output column section 4 are selected in a horizontal direction.
- Driving unit 5 vertical driving unit 6 that selects and drives each pixel row, signal processing unit (DSP) 7 that performs signal processing on pixel signals read from pixel unit 2, etc. Is formed.
- such a semiconductor chip 1 is provided with a first digital power supply voltage (DVDD 1), a power supply terminal 46 2nd digital ground voltage (DVSS2) from power supply terminal 48, second digital ground voltage (DVSS2) from power supply terminal 47, power supply terminal 49
- the third digital ground voltage (DV SS 3) is supplied from the digital power supply (DVD D 3) 49 and the power supply terminal 50.
- the semiconductor chip 1 includes a power supply terminal 40 to a first analog power supply voltage (AVDD 1) and a power supply terminal 41 to a first analog ground voltage (AV SS) as an analog power supply system as a second power supply system. 1), a second analog power supply voltage (AVD D 2) from the power supply terminal 42, and a second analog ground voltage (AV SS 2) from the power supply terminal 43.
- AVDD analog power supply voltage
- AV SS first analog ground voltage
- the semiconductor chip 1 is provided with a substrate contact (VS UB) 44. You.
- the operation margin of the circuit can be expanded, and the power consumption of each circuit block can be optimized. It becomes possible.
- FIG. 11 is a block diagram illustrating a configuration example of a unit pixel and a vertical driving unit according to the fourth embodiment of the present invention.
- the pixel unit 2 is provided with a large number of unit pixels 55 in a two-dimensional array.
- Each of the unit pixels 55 in this example includes a photodiode 23 and a transfer transistor (transfer gate TG). 18, charge detection section (FD section) 17, amplification transistor 56, analog power supply pin (AVDD 1) 40, selection (address) transistor 57, vertical signal line 59, etc.
- the vertical drive unit 6 for driving the pixel unit 2 includes a vertical register unit 6 4 for sequentially selecting pixel rows in the vertical direction, and a level shifter circuit 6 for shifting the level of a selection signal by the vertical register unit 64 by a power supply voltage. It consists of 1, 62, 63, etc.
- Each level shifter circuit 61, 62, 63 controls the gate voltage of the selection transistor 57, the reset transistor 16 and the transfer gate 18 and the control pulse R (for reset), (for transfer gate) ) And ⁇ ⁇ (for selection) are applied to each transistor of unit pixel 55.
- the power supply voltage DVDD2 higher than the DVDD1 is supplied by the level shifter circuits 61 and 63. are doing.
- the configuration of the vertical drive unit 6 is complicated, but the voltage difference between the power supply voltage and the GND voltage is large, so that the operation margin of the pixel can be increased.
- the threshold value V t of the transistor normally separated by the ion implantation mask Since it is not necessary to change h, the number of masks at the time of ion implantation work can be significantly reduced.
- FIGS. 12A to 12C are timing charts showing the operation timing of each control pulse shown in FIG.
- FIG. 13 is a cross-sectional view showing a laminated structure of the pixel unit 2 of the embodiment shown in FIG.
- a P-well 13 is formed on a silicon substrate 12, and an element isolation region (in this example, L OCOS element isolation, but in the case of STI, etc.) 14), power supply area (AVDD) 15, reset gate of reset transistor (Reset) 16, charge detector 17, and signal charge of photodiode 23 to charge detector 1 7, a transfer gate (TG) 18 for transferring the data to 7, and a P + type light receiving layer 19 and an N type photoelectric conversion layer 20 which constitute the photodiode 23 are formed.
- AVDD power supply area
- Reset reset gate of reset transistor
- TG transfer gate
- P + type light receiving layer 19 and an N type photoelectric conversion layer 20 which constitute the photodiode 23 are formed.
- FIGS. 14 to 18 are explanatory diagrams showing potential potentials corresponding to the cross-sectional views shown in FIG. 13.
- the vertical axis represents the potential potential (V)
- the horizontal axis represents each element on the substrate surface in FIG. It corresponds to the forming position. Note that the same reference numerals are given to the elements common to FIGS. 3 to 7 already described.
- the power supply voltage (AVDD 1) of the pixel section 2 is 1.8 V in this figure (indicated by 26 in the figure).
- the charge detection section (FD section) 17 is set to 1.8 V by the power supply voltage AVDD1 of the pixel section.
- the reset transistor 16 is turned off. This causes the potential of the charge detection unit 17 to fluctuate, which is the effect of the parasitic capacitance between the gate of the reset transistor 16 and the charge detection unit 17.
- the signal charge (Qsig) 24 of the photodiode 23 can be completely read out to the charge detection unit 17.
- the signal charge of the photodiode 23 can be completely transferred.
- FIG. 19 is a block diagram illustrating a configuration example of a unit pixel and a vertical driving unit according to the fifth embodiment of the present invention.
- the fifth embodiment has a configuration in which a plurality of levels of power supply voltages are supplied from the outside, and has a pixel configuration different from that of the fourth embodiment of FIG. 11 described above.
- each unit pixel 55 The components of each unit pixel 55 are a photodiode 23, a transfer transistor 18, an amplifying transistor 56, a selection transistor 57, a reset transistor 16 and the like as in the above-described fourth embodiment. However, the connection status is different.
- the vertical drive section 6 includes a vertical register section 64, two level shifter circuits 65, 66, and the like.
- FIGS. 2OA to () are timing charts showing the operation timing of each control pulse shown in FIG.
- the selection transistor is activated, and this pixel is selected (actually, all pixels in the row direction are activated because a plurality of pixels are arranged in the row direction).
- the threshold value Vth of the transistor used for the pixel portion 2 can be made one, and the number of masks can be reduced.
- FIG. 21 shows a configuration example of a unit pixel and a vertical driving unit according to the sixth embodiment of the present invention.
- the sixth embodiment has a configuration in which a single power supply voltage is supplied from outside similarly to the second embodiment of FIG. 9 described above, and a booster circuit 52 is formed inside the chip, and a plurality of power supply voltages Is generated.
- the unit pixel 55 includes a photodiode 2.3, a transfer gate 18, a charge detection unit 17, an amplification transistor 56, a reset transistor 16, a selection transistor 57, and the like.
- the vertical drive section 6 includes a vertical register section 64, level shifter circuits 71, 72, and 73, and a booster circuit 52 for supplying power to the level shifter circuits 71, 72.73. .
- control signals of ⁇ pulse 67, R pulse 22, TG pulse 21 and ⁇ pulse 60 are supplied from the level shifter circuits 71, 72, and 73 to drive the unit pixel. ing.
- FIGS. 22A to 22E are timing charts showing the operation timing of each control pulse shown in FIG.
- FIGS. 23 to 28 are explanatory diagrams showing potential potentials in the present embodiment.
- the vertical axis corresponds to the potential potential (V), and the horizontal axis corresponds to the formation position of each element on the substrate surface.
- Elements common to those in FIGS. 3 to 7 described above are denoted by the same reference numerals.
- the first state corresponds to FIGS. 22A and 23.
- the booster circuit 52 is activated. As a result, the booster circuit 52 operates, and boosted voltages (DVDD 1) 68, (DVDD 2) 69, and (D VDD 3) 70 are generated. That is, they correspond to FIG. 22B and FIG.
- the voltage at the drain terminal 74 of the reset transistor 16 is VD.
- the power supply voltage (DVDD 2) is applied to the pulse ( ⁇ ) 60 for selecting the selection transistor 57. This activates the pixel.
- the pulse (R) 22 for selecting the reset transistor 16 is connected to the power supply voltage ( DVDD 1) is applied.
- Figure 22C and Figure 25 correspond.
- the pulse ( ⁇ ) 22 selected by the reset transistor 16 is set to “ ⁇ FF”. This corresponds to FIGS. 22D and 26.
- a punch-through effect can be obtained by a large drain electric field, so that complete transfer is facilitated.
- the power supply voltage (AVDD 1) of the pixel is reduced, by using such an embodiment, the signal charges of the photodiode can be completely read.
- FIG. 29 is a block diagram illustrating a configuration example of a unit pixel according to the seventh embodiment of the present invention.
- FIGS. 30A to 30F are timing charts illustrating the operation timing of each control pulse illustrated in FIG. It is one.
- the unit pixel 55 includes a photodiode 23, a transfer gate 18, a charge detection unit 17, an amplification transistor 56, a reset transistor 16, a selection transistor 57, and the like.
- the drain terminal of the amplification transistor 56 is connected to the power supply voltage (AVDD 1) 40 of the unit pixel 55, and the drain terminal of the reset transistor 16 is connected to the control line ( ⁇ p) 76. .
- FIG. 31 is a block diagram illustrating a configuration example of a unit pixel according to the eighth embodiment of the present invention.
- FIGS. 32A to E are timing charts illustrating operation timings of the control pulses illustrated in FIG. 31. It is.
- the unit pixel 55 includes a photodiode 23, a transfer gate 18, a charge detection unit 17, an amplification transistor 56, a reset transistor 16, a selection transistor 57, and the like. .
- the order of the analog power supply voltage terminal (AVDD 1) 40 ⁇ selection transistor 57 ⁇ amplification transistor 56 ⁇ vertical signal line 59 is important.
- this operation timing will be described with reference to FIGS.
- ⁇ is applied to activate the selection transistor 57. This Therefore, the voltage Vn of the node 84 is boosted from 0 V to an intermediate voltage. Since the node 84 and the charge detector 17 are coupled by the parasitic capacitance, and the charge detector 17 is in a floating state, the VF of the charge detector 17 is shown as 86 in Figure 32E. D is boosted to a voltage greater than DVDD 1.
- FIG. 33 is a block diagram illustrating a configuration example of a unit pixel according to the ninth embodiment of the present invention.
- the voltage when no pulse is applied to the transfer gate is the negative voltage (DVSS 3). This makes it possible to suppress the leakage current flowing into the photodiode during the accumulation period. Therefore, in a ninth embodiment, specific means for realizing the above-described negative voltage will be described.
- level shift circuits 80, 81, etc. as shown in FIG. 31 have a structure as shown in FIG.
- FIG. 34 is a schematic cross-sectional view showing a specific example of a stacked structure of such a level shift circuit. It is. As shown in the figure, a sensor P-well region 98 is formed in the pixel portion 2 on the silicon substrate 12 as a whole, and a sensor P-well voltage (AVSS 1) is applied.
- AVSS 1 sensor P-well voltage
- An N-well region 990 is formed to surround the sensor P-well region 98, and a second P-well region 100 is formed outside the N-well region 99. Then, DVSS2 is applied to the second P-well region 100 by a contact 104, and a negative power supply is provided for each F-cell voltage.
- an N-well region 101 is further formed, and a substrate contact 44 is formed.
- the outer peripheral circuit portion is formed of an N-well region 103, a P-well region 101, and the like, and a DVSS 1 is applied to the P-well region 101 by a contact 105.
- a well structure for applying a negative voltage to the pixel unit 2 can be formed.
- CMOS image sensor amplification type solid-state imaging device having another structure, and particularly when the voltage is reduced. It can provide effective technology.
- a plurality of power supply voltages are input from the outside, and the plurality of power supply voltages are selectively supplied to the pixel unit and the peripheral circuit unit.
- the power supply voltage of each pixel it is possible to set the optimum power consumption for each part.
- the analog power supply voltage required for the pixel part can be set effectively, the operating margin of each part can be expanded and the pixel part In this case, the power consumption of the analog portion including the pixel portion can be reduced, and the signal charges in the pixel portion can be completely transferred.
- the threshold value V th Since no change is necessary, the number of masks at the time of ion implantation can be greatly reduced, and the process steps can be shortened.
- a plurality of power supply voltages are generated from a power supply voltage from the outside using a level shift unit, and the plurality of power supply voltages are selectively supplied to the pixel unit and the peripheral circuit unit.
- the solid-state imaging device of the present invention by using a plurality of power supply voltages, it is possible to set an optimum power consumption for each part, and in particular, it is possible to effectively set a second power supply voltage required for the pixel part. Maintains good image quality by expanding the operation magazine, reducing power consumption in the analog section including the pixel section, and enabling complete transfer of signal charges in the pixel section. It is applicable to imaging devices such as digital cameras.
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Solid State Image Pick-Up Elements (AREA)
- Transforming Light Signals Into Electric Signals (AREA)
Description
Claims
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/509,977 US7515185B2 (en) | 2002-04-04 | 2003-04-04 | Solid-state imaging device |
| EP03715768A EP1492334B1 (en) | 2002-04-04 | 2003-04-04 | Solid-state image pickup device |
| JP2003583019A JP4337549B2 (ja) | 2002-04-04 | 2003-04-04 | 固体撮像装置 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002102046 | 2002-04-04 | ||
| JP2002-102046 | 2002-04-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2003085964A1 true WO2003085964A1 (en) | 2003-10-16 |
Family
ID=28786247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2003/004338 Ceased WO2003085964A1 (en) | 2002-04-04 | 2003-04-04 | Solid-state image pickup device |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US7515185B2 (ja) |
| EP (2) | EP2244456B1 (ja) |
| JP (3) | JP4337549B2 (ja) |
| CN (1) | CN100362659C (ja) |
| TW (1) | TWI255548B (ja) |
| WO (1) | WO2003085964A1 (ja) |
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| JP2006060294A (ja) * | 2004-08-17 | 2006-03-02 | Pentax Corp | 固体撮像素子 |
| JP2006135997A (ja) * | 2004-11-08 | 2006-05-25 | Samsung Electronics Co Ltd | Cmosイメージセンサー及びその駆動方法 |
| JP2006191623A (ja) * | 2004-12-30 | 2006-07-20 | Magnachip Semiconductor Ltd | Cmosイメージセンサ |
| JP2007005806A (ja) * | 2005-06-23 | 2007-01-11 | Samsung Electronics Co Ltd | 半導体集積回路素子及びその製造方法 |
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| JP2007067682A (ja) * | 2005-08-30 | 2007-03-15 | Victor Co Of Japan Ltd | 固体撮像装置及びその駆動方法 |
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| JP2007312361A (ja) * | 2006-04-21 | 2007-11-29 | Canon Inc | 撮像装置、及び放射線撮像システム |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63124685A (ja) * | 1986-11-14 | 1988-05-28 | Hitachi Ltd | 固体撮像装置 |
| JPH09121306A (ja) * | 1995-10-24 | 1997-05-06 | Matsushita Electric Ind Co Ltd | Ccd駆動装置 |
| JPH10304134A (ja) * | 1997-04-28 | 1998-11-13 | Fuji Photo Film Co Ltd | 画像読取装置 |
| JPH11112850A (ja) * | 1997-09-29 | 1999-04-23 | Sanyo Electric Co Ltd | 電源回路 |
| JP2000175107A (ja) | 1998-12-02 | 2000-06-23 | Nec Corp | イメージセンサ |
| JP2000209508A (ja) * | 1999-01-19 | 2000-07-28 | Toshiba Corp | 固体撮像装置 |
| JP2000224495A (ja) | 1998-11-24 | 2000-08-11 | Canon Inc | 撮像装置及びそれを用いた撮像システム |
| JP2002217397A (ja) * | 2001-01-15 | 2002-08-02 | Sony Corp | 固体撮像装置及びその駆動方法 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3313125B2 (ja) * | 1991-10-07 | 2002-08-12 | 株式会社日立製作所 | Ccd型固体撮像素子 |
| JP3271086B2 (ja) * | 1992-09-29 | 2002-04-02 | ソニー株式会社 | 固体撮像素子の駆動回路 |
| JP2975973B2 (ja) * | 1993-08-10 | 1999-11-10 | 株式会社半導体エネルギー研究所 | 半導体装置およびその作製方法 |
| JP3517278B2 (ja) * | 1994-06-10 | 2004-04-12 | ペンタックス株式会社 | 撮像素子の電圧制御装置 |
| US5625210A (en) * | 1995-04-13 | 1997-04-29 | Eastman Kodak Company | Active pixel sensor integrated with a pinned photodiode |
| US6127697A (en) * | 1997-11-14 | 2000-10-03 | Eastman Kodak Company | CMOS image sensor |
| JPH11313256A (ja) * | 1998-04-28 | 1999-11-09 | Sharp Corp | 増幅型固体撮像装置 |
| JP3657780B2 (ja) * | 1998-06-30 | 2005-06-08 | 株式会社東芝 | 撮像装置 |
| JP3571226B2 (ja) * | 1998-09-10 | 2004-09-29 | 株式会社東芝 | 固体撮像装置 |
| JP2000092395A (ja) * | 1998-09-11 | 2000-03-31 | Nec Corp | 固体撮像装置およびその駆動方法 |
| JP4307602B2 (ja) * | 1998-11-24 | 2009-08-05 | オリンパス株式会社 | 撮像装置及び撮像装置の動作モード設定方法 |
| US6218656B1 (en) * | 1998-12-30 | 2001-04-17 | Eastman Kodak Company | Photodiode active pixel sensor with shared reset signal row select |
| JP2001085658A (ja) * | 1999-09-09 | 2001-03-30 | Sony Corp | 固体撮像装置 |
| JP3796412B2 (ja) * | 2000-02-28 | 2006-07-12 | キヤノン株式会社 | 撮像装置 |
-
2003
- 2003-04-04 EP EP10008326.0A patent/EP2244456B1/en not_active Expired - Lifetime
- 2003-04-04 TW TW092107731A patent/TWI255548B/zh not_active IP Right Cessation
- 2003-04-04 US US10/509,977 patent/US7515185B2/en not_active Expired - Fee Related
- 2003-04-04 CN CNB038111136A patent/CN100362659C/zh not_active Expired - Fee Related
- 2003-04-04 JP JP2003583019A patent/JP4337549B2/ja not_active Expired - Fee Related
- 2003-04-04 EP EP03715768A patent/EP1492334B1/en not_active Expired - Lifetime
- 2003-04-04 WO PCT/JP2003/004338 patent/WO2003085964A1/ja not_active Ceased
-
2009
- 2009-05-18 JP JP2009120018A patent/JP4905500B2/ja not_active Expired - Fee Related
- 2009-05-18 JP JP2009120030A patent/JP4905501B2/ja not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63124685A (ja) * | 1986-11-14 | 1988-05-28 | Hitachi Ltd | 固体撮像装置 |
| JPH09121306A (ja) * | 1995-10-24 | 1997-05-06 | Matsushita Electric Ind Co Ltd | Ccd駆動装置 |
| JPH10304134A (ja) * | 1997-04-28 | 1998-11-13 | Fuji Photo Film Co Ltd | 画像読取装置 |
| JPH11112850A (ja) * | 1997-09-29 | 1999-04-23 | Sanyo Electric Co Ltd | 電源回路 |
| JP2000224495A (ja) | 1998-11-24 | 2000-08-11 | Canon Inc | 撮像装置及びそれを用いた撮像システム |
| JP2000175107A (ja) | 1998-12-02 | 2000-06-23 | Nec Corp | イメージセンサ |
| JP2000209508A (ja) * | 1999-01-19 | 2000-07-28 | Toshiba Corp | 固体撮像装置 |
| JP2002217397A (ja) * | 2001-01-15 | 2002-08-02 | Sony Corp | 固体撮像装置及びその駆動方法 |
Non-Patent Citations (1)
| Title |
|---|
| See also references of EP1492334A4 |
Cited By (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005347691A (ja) * | 2004-06-07 | 2005-12-15 | Canon Inc | 固体撮像素子 |
| EP1613063A3 (en) * | 2004-06-30 | 2007-02-28 | Fujitsu Limited | CMOS image sensor which reduces noise caused by charge pump operation |
| JP2006060294A (ja) * | 2004-08-17 | 2006-03-02 | Pentax Corp | 固体撮像素子 |
| JP2006135997A (ja) * | 2004-11-08 | 2006-05-25 | Samsung Electronics Co Ltd | Cmosイメージセンサー及びその駆動方法 |
| JP2006191623A (ja) * | 2004-12-30 | 2006-07-20 | Magnachip Semiconductor Ltd | Cmosイメージセンサ |
| US8149311B2 (en) | 2004-12-30 | 2012-04-03 | Intellectual Ventures Ii Llc | Complementary metal-oxide semiconductor (CMOS) image sensor |
| US8139134B2 (en) | 2004-12-30 | 2012-03-20 | Intellectual Ventures Ii Llc | Complementary metal-oxide semiconductor (CMOS) image sensor |
| US7859032B2 (en) | 2005-02-25 | 2010-12-28 | Panasonic Corporation | Solid-state imaging device and method for driving the same |
| JP2007005806A (ja) * | 2005-06-23 | 2007-01-11 | Samsung Electronics Co Ltd | 半導体集積回路素子及びその製造方法 |
| JP2007067682A (ja) * | 2005-08-30 | 2007-03-15 | Victor Co Of Japan Ltd | 固体撮像装置及びその駆動方法 |
| JP2007124344A (ja) * | 2005-10-28 | 2007-05-17 | Toshiba Corp | 固体撮像装置 |
| US8085326B2 (en) | 2005-10-28 | 2011-12-27 | Kabushiki Kaisha Toshiba | Solid imaging device and driving method thereof |
| JP2007312361A (ja) * | 2006-04-21 | 2007-11-29 | Canon Inc | 撮像装置、及び放射線撮像システム |
| JP2008104186A (ja) * | 2006-10-20 | 2008-05-01 | Korea Electronics Telecommun | 低電圧動作特性向上のためのイメージセンサ |
| WO2009144993A1 (ja) | 2008-05-30 | 2009-12-03 | ソニー株式会社 | 固体撮像装置、撮像装置、画素駆動方法 |
| US8455809B2 (en) | 2008-05-30 | 2013-06-04 | Sony Corporation | Solid-state imaging device, imaging device and driving method of solid-state imaging device |
| JP2010050710A (ja) * | 2008-08-21 | 2010-03-04 | Nikon Corp | 固体撮像素子 |
| JP2010226546A (ja) * | 2009-03-25 | 2010-10-07 | Seiko Epson Corp | センシング装置および電子機器 |
| US8325255B2 (en) | 2009-07-14 | 2012-12-04 | Sony Corporation | Solid-state imaging device, control method therefor, and camera system |
| CN101959026A (zh) * | 2009-07-14 | 2011-01-26 | 索尼公司 | 固态成像装置、其控制方法、及照相机系统 |
| US8687098B2 (en) | 2009-07-14 | 2014-04-01 | Sony Corporation | Solid-state imaging device, control method therefor, and camera system |
| JPWO2013088634A1 (ja) * | 2011-12-16 | 2015-04-27 | パナソニックIpマネジメント株式会社 | 固体撮像装置及び撮像装置 |
| US9413994B2 (en) | 2011-12-16 | 2016-08-09 | Panasonic Intellectual Property Management Co., Ltd. | Solid-state imaging device and imaging apparatus |
| KR20220073977A (ko) * | 2020-11-27 | 2022-06-03 | 삼성전자주식회사 | 이미지 센서 및 이미지 센서를 포함하는 이미지 센싱 시스템 |
| KR102913276B1 (ko) * | 2020-11-27 | 2026-01-14 | 삼성전자주식회사 | 이미지 센서 및 이미지 센서를 포함하는 이미지 센싱 시스템 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2244456A2 (en) | 2010-10-27 |
| JP2009182349A (ja) | 2009-08-13 |
| EP1492334B1 (en) | 2011-08-17 |
| TW200402877A (en) | 2004-02-16 |
| EP1492334A4 (en) | 2007-02-21 |
| JP4905500B2 (ja) | 2012-03-28 |
| TWI255548B (en) | 2006-05-21 |
| EP1492334A1 (en) | 2004-12-29 |
| JP4337549B2 (ja) | 2009-09-30 |
| CN100362659C (zh) | 2008-01-16 |
| US7515185B2 (en) | 2009-04-07 |
| CN1653804A (zh) | 2005-08-10 |
| EP2244456A3 (en) | 2011-11-30 |
| JP2009182992A (ja) | 2009-08-13 |
| EP2244456B1 (en) | 2014-07-23 |
| JPWO2003085964A1 (ja) | 2005-08-18 |
| JP4905501B2 (ja) | 2012-03-28 |
| US20050224841A1 (en) | 2005-10-13 |
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