WO2000062526A1 - Dispositif imageur - Google Patents
Dispositif imageur Download PDFInfo
- Publication number
- WO2000062526A1 WO2000062526A1 PCT/JP1999/001967 JP9901967W WO0062526A1 WO 2000062526 A1 WO2000062526 A1 WO 2000062526A1 JP 9901967 W JP9901967 W JP 9901967W WO 0062526 A1 WO0062526 A1 WO 0062526A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- switch
- output
- circuit
- reference voltage
- voltage
- Prior art date
Links
Classifications
-
- 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
- H04N25/621—Detection or reduction of noise due to excess charges produced by the exposure, e.g. smear, blooming, ghost image, crosstalk or leakage between pixels for the control of blooming
- H04N25/622—Detection or reduction of noise due to excess charges produced by the exposure, e.g. smear, blooming, ghost image, crosstalk or leakage between pixels for the control of blooming by controlling anti-blooming drains
-
- 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
- H04N25/701—Line 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
- H04N25/71—Charge-coupled device [CCD] sensors; Charge-transfer registers specially adapted for CCD sensors
- H04N25/75—Circuitry for providing, modifying or processing image signals from the pixel array
-
- 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
- H04N5/00—Details of television systems
- H04N5/30—Transforming light or analogous information into electric information
- H04N5/32—Transforming X-rays
Definitions
- the present invention relates to an imaging device.
- An imaging device having a plurality of light receiving elements such as silicon photodiodes is known as an imaging device used for imaging a relatively large imaging target or for capturing a close-up image from the vicinity of the imaging target. Have been.
- a specific example of such an imaging device is, for example, a solid-state imaging device described in Japanese Patent Application Laid-Open No. H6-178046.
- the solid-state imaging device a plurality of photodiodes are arranged, and for each photodiode, an integration circuit that accumulates the electric charge output from the photodiode and outputs a voltage signal corresponding to the amount of accumulated electric charge is provided. It has a configuration including a switch for connecting the integration circuit and an output line to the outside, so that output signals from each photodiode can be sequentially output to the outside.
- the above-described imaging device has a large imaging range by arranging a plurality of photodiodes, so that it is possible to capture a large imaging target or a close-up image. It is widely used as a detector for X-ray non-destructive inspection equipment, or as a contact-type linear image sensor for image reading provided in image reading devices such as fax machines.
- the above-described imaging device has a large imaging range by arranging a plurality of photodiodes, so that it is possible to capture a large imaging target or a close-up image. Disadvantages.
- an imaging target has various shapes, and a document read by an image reading device may have various sizes. Therefore, light having low intensity transmitted through the imaging target and background light having extremely high intensity not transmitting through the imaging target are simultaneously incident on the light receiving region of the imaging device, that is, the array of photodiodes.
- a contact-type linear image sensor for image reading provided in an image reading apparatus such as a facsimile.
- an image reading device such as a facsimile
- the contact-type linear image sensors for image reading used in these devices usually have a dynamic range that transmits through the white background of the original so that the background and the character can be distinguished even with weak light. It is adjusted to be almost equal to the transmitted light intensity.
- a common bias voltage is applied to the operational amplifiers in each integrating circuit connected to each photodiode, so that the fluctuation of the bias voltage in the operational amplifiers in one integrating circuit causes the operational amplifiers in the other integrating circuits to change. This causes problems when the integrated circuit malfunctions as a result.
- the present invention provides an imaging device that prevents a bias voltage of an operational amplifier from fluctuating due to an excessive charge flowing into an integration circuit, has less malfunction, and operates stably.
- the task is to provide.
- an imaging apparatus is provided with a plurality of light receiving elements, and is provided in each of the light receiving elements, accumulates charges output from the light receiving elements, and reduces the amount of accumulated charges
- a resettable integration circuit section for outputting a corresponding voltage signal
- an output switch provided on the output side of each of the integration circuit sections and connecting the integration circuit section to an external output line
- a first switch inserted in series between the first switch and the integrating circuit; and, if the absolute value of the output voltage from the integrating circuit is smaller than a predetermined reference voltage, the first switch is short-circuited.
- a control circuit that opens the first switch when the absolute value of the output voltage from the integration circuit is equal to or higher than the predetermined reference voltage.
- the first switch When the absolute value of the output voltage from the integrating circuit is shorter than the predetermined reference voltage, the first switch is short-circuited, so that normally the output charge from the light receiving element can be accumulated in the integrating circuit, The first switch is opened when the absolute value of the output voltage from the circuit section is equal to or higher than the predetermined reference voltage.When the output charge from the light receiving element becomes excessive, excess charge flows into the integration circuit section. Can be prevented. As a result, fluctuations in the offset voltage of the operational amplifier constituting the integration circuit and fluctuations in the bias voltage can be effectively prevented, malfunctions can be reduced, and the operation can be stabilized. BRIEF DESCRIPTION OF THE FIGURES
- FIG. 1 is a circuit configuration diagram of the imaging device.
- FIG. 2 is a configuration diagram of the imaging device.
- FIG. 3A is a plan view of the imaging device.
- FIG. 3B is a front view of the imaging device.
- FIG. 3C is a side view of the imaging device.
- FIG. 4 is a timing chart showing the operation of the imaging device.
- FIG. 5 is a circuit configuration diagram of the imaging device.
- FIG. 6 is a timing chart showing the operation of the imaging device.
- FIG. 7 is a circuit configuration diagram of the imaging device.
- FIG. 8 is a timing chart showing the operation of the imaging device. BEST MODE FOR CARRYING OUT THE INVENTION
- FIG. 1 shows a circuit configuration of an imaging device according to the present embodiment.
- the imaging device 10 includes n (n is an integer of 2 or more) photodiodes (light receiving elements) PD1 to PDn in which a predetermined reverse bias voltage Vdd is applied to a force source, and photodiodes PD1 to PDn.
- N signal processing circuits SPl to SPn that individually accumulate the charge signals output from PDn and output a voltage signal according to the accumulated charge amount, and the output side of each signal processing circuit SPl to SPn
- the signal processing circuits SP1 to SPn and the output line L to the outside are provided. ut and n output switches SWl to SWn.
- the signal processing circuit SP 1 stores the charge output from the photodiode PD 1 and outputs a voltage signal according to the amount of the stored charge.
- a buffer circuit 14 for temporarily holding a voltage signal; a first switch 16 inserted in series between the anode of the photodiode PD1 and the input terminal of the integration circuit 12; and an anode of the photodiode PD1.
- Overflow drain V for removing excess charge output from photodiode PD1.
- a third switch 20 inserted in series between the output terminal of the integrating circuit 12 and the input terminal of the buffer circuit 14, and a buffer circuit 1
- a fourth switch 22 for connecting the input terminal of the fourth circuit and a supply source for supplying a predetermined reference voltage Vref , and the fourth switch 22 based on a comparison result of the output voltage from the integration circuit 12 and the reference voltage Vref .
- a control circuit 24 for controlling opening and shorting of the first to fourth switches.
- the integrator circuit 12 amplifies the signal input from the input terminal and outputs it from the output terminal, and the operational amplifier 26 stores the electric charge output from the photodiode PD 1.
- a capacitor 28 connected in parallel and a capacitor 28 connected in parallel to discharge (reset) the charge stored in the capacitor 28 by a reset pulse input from outside The reset switch 30 is provided.
- the buffer circuit 14 has a capacity 32 that holds the output voltage output from the output terminal of the integration circuit 12 as a charge, and a voltage that is held in the capacity 32 when the output switch SW 1 is short-circuited. Amplify and output line L to outside. and Opea pump 3 4 to be output to ut, and ho one Rudosuitsuchi 3 6 for connecting the output terminal and Capacity evening 3 second integration circuit 1 2 by being shorted together is short-circuited by hold pulse externally input It is comprised including.
- the control circuit 24 receives the output voltage from the integration circuit 12 and the reference voltage V rei, and outputs the absolute value of the output voltage from the integration circuit 12 (in the imaging device 10 according to the present embodiment, the photodiode If the P-type layer is connected to the integration circuit 12 and the output voltage is positive, the output voltage is simply referred to as the output voltage below, the logic value 1 is output if the output voltage is lower than the reference voltage Vref. If the output voltage from the comparator 38 is equal to or higher than the reference voltage V ref , the comparator 38 outputs a logical value 0, the latch circuit 40 temporarily holds the logical value output from the comparator 38, and the latch circuit 40.
- a control signal for controlling the first to fourth switches 16, 18, 20, and 22 by directly changing or inverting the output logic value.
- the four invars are configured with 4 2, 4 4, 4 6, 4 8 and That.
- the switch control function of the control circuit unit 24 will be described in detail.
- the first to fourth switches 16, 18, 20, and 22 are open when the logical value of the control signal S1 to S4 input to each switch is 1, and short-circuited when the logical value is 0. ing
- the first switch 16 receives a control signal S 1 obtained by inverting the logical value output from the comparator 38 by an inverter 42. That is, when the output voltage from the integrating circuit 12 is lower than the reference voltage Vref , the control signal S1 becomes 0. When the output voltage from the integrating circuit 12 is higher than the reference voltage Vref , the control signal S1 S 1 becomes 1. Therefore, when the output voltage from the integrating circuit 12 is much smaller than the reference voltage Vref , the first switch 16 is short-circuited. When the output voltage from the integrating circuit 12 is higher than the reference voltage Vref , the first switch 16 Switch 16 is opened.
- the second switch 18 receives the control signal S2, which is obtained by inverting the logical value output from the comparator 38 by the inverter 42 and further inverting the logical value by the inverter 44. Therefore, when the output voltage from the integrating circuit 12 is smaller than the reference voltage V rei , the second switch 18 is opened, and when the output voltage from the integrating circuit 12 is equal to or higher than the reference voltage V ref , the second switch 18 is opened. Switch 18 is shorted.
- a control signal S 3 obtained by inverting the logical value output from the comparator 38 by the members 42, 44, 46 is input to the third switch 20. Therefore, when the output voltage from the integrator 1 2 is smaller than the reference voltage V ref, the third switch 20 are short-circuited, and when the output voltage from the integrator 12 is equal to or higher than the reference voltage V r ef is the Switch 20 of 3 is opened.
- FIG. 2 is a configuration diagram when the imaging device according to the present embodiment is configured on a substrate
- FIG. 3A is a plan view when the imaging device according to the present embodiment is configured on a substrate
- FIG. The front view and FIG. 3C are side views.
- n photodiodes PD1 to PDn are formed as a photodiode array 50 on a photodiode array chip 52.
- the n signal processing circuits SPl to SPn are formed as signal processing circuit arrays 54 on the amplifier array chip 56.
- a shift register 58 for controlling the opening and short-circuiting of the n output switches SW1 to SWn and the n output switches SWl to SWn is also formed on the amplifier array chip 56.
- the photodiode array chip 52 and the amplifier array chip 56 are fixed on a ceramic substrate 60, and the photodiode array chip 52 and the amplifier array chip 56 are covered by a protective cover 62 (FIG. 3A).
- a protective cover 62 FIG. 3A
- connector pads 64 and connector pins 66 for inputting signals from the outside or outputting signals to the outside are provided at the end of the ceramic substrate 60. They are connected to signal processing circuits SPl to SPn, output switches SWl to SWn, shift registers 58, and the like via metal wiring (not shown) provided on the ceramic substrate 60 (see Fig. 2).
- the open / short-circuit control of the reset switch 30 and the hold switch 36 provided in the signal processing circuits SPl to SPn is performed by a reset pulse input from the outside via the connector pad 64 and the connector pin 66, respectively. This is performed by the hold pulse.
- Opening and shorting of the output switches SWl to SWn are controlled based on a start pulse and a clock pulse input from the outside to the shift register 58, and the output line L to the outside is controlled. It will be output to the outside as video output via ut (see Fig. 2).
- Figure 4 shows 6 is a timing chart showing a basic operation of the imaging device 10.
- the reset pulse and the hold pulse are signals that are periodically turned on, the signals output from the photodiodes PD1 to PDn can be read out at predetermined time intervals. can do.
- Operation of the imaging apparatus 10 is significantly different in the case the output voltage is smaller than the reference voltage V ref from the integrating circuit 12, and when the output voltage from the integrator 12 is equal to or higher than the reference voltage V ref.
- FIG. 5 shows an equivalent circuit (excluding the control circuit 24) of the photodiode PD1, the signal processing circuit SP1, and the output switch SW1 when the output voltage from the integration circuit 12 is smaller than the reference voltage Vrei .
- Opening 'Short It is a timing chart showing a situation of a entanglement.
- H indicates a short circuit and L indicates an open circuit.
- the first switch 16 is always short-circuited, the second switch 18 is always open, the third switch 20 is always short-circuited, and the fourth switch 22 is always open. Therefore, as shown in FIG. 5, the charge output from the photodiode PD 1 is always accumulated in the capacity 28 of the integrating circuit 12 every time the reset pulse is turned on, and when the hold pulse is turned on, the capacity of the buffer circuit 14 is turned on. It flows out in the evening and is held, and the output line L to the outside is output when the output SW1 is short-circuited. Read to ut .
- FIG. 7 is an equivalent circuit (excluding the control circuit 24) of the photodiode PD1, the signal processing circuit SP1, and the output switch SW1 when the output voltage from the integration circuit 12 is equal to or higher than the reference voltage Vref .
- the input terminal of the hold switch 36 (a point, see FIG. 7) of the potential ⁇ beauty first to fourth switches 16, 18, It is a timing chart showing the state of open and short circuit of 20,22.
- T5 indicates a period during which the output voltage from the integration circuit 12 is lower than the reference voltage Vref
- T6 indicates a period during which the output voltage from the integration circuit 12 is higher than the reference voltage Vref .
- the first switch 16 when the output voltage from the integration circuit 12 is equal to or higher than the reference voltage Vref , the first switch 16 is open, the second switch 18 is short-circuited, the third switch 20 is open, and the Switch 22 at 4 is short-circuited.
- the overflow drain V By opening the first switch 16 and short-circuiting the second switch 18, the overflow drain V can be supplied without causing the excess charge output from the photodiode PD 1 to flow into the integration circuit 12 as shown in FIG. . Fd can be removed by spill.
- the third switch 20 and shorting the fourth switch 22 the reference voltage V ref is output to the external output line L instead of the high voltage output from the integration circuit 12. output to ut Can be.
- the output voltage from the integrating circuit 12 is equal to or higher than the reference voltage Vrei , that is, during the period T6, the first switch 16 is open, the second switch 18 is short-circuited, the third switch 20 is open, and the fourth switch Since the switch 22 is short-circuited, the photodiode PD1, the signal processing circuit SP1, and the output switch SW1 become equivalent circuits (excluding the control circuit 24) as shown in FIG. While the voltage is equal to or higher than the reference voltage Vref , the potential at the point A is maintained at Vref . In this state, if the output SW1 is short-circuited, the voltage V ref changes to the external output line L. Read to ut .
- the control circuit 24 opens the first switch 16, short-circuits the second switch 18, and short-circuits the third switch 20. Is open, and the fourth switch 22 is short-circuited.
- the first switch 16 is opened and the second switch 18 is short-circuited to integrate the excess charge output from the photodiode PD1. Overflow drain V without flowing into road 12. It can be removed by flowing to id .
- the offset voltage of the operational amplifier 26 in the integrating circuit 12 is Variation can be prevented, and variation of the bias voltage due to the variation of the offset voltage can be effectively prevented.
- fluctuations in the output signals of other photodiodes due to fluctuations in the bias voltage are eliminated, and malfunctions can be reduced and operation can be stabilized.
- the output from the integration circuit 12 is opened by opening the third switch 20 and shorting the fourth switch 22.
- Output voltage L to the reference voltage V ref instead of high voltage. Can be output to ut . Therefore, an extremely large signal is prevented from being output to the outside, and the output signal to the outside can be stabilized.
- the imaging device 10 has been described in detail when the P-type layer of the photodiode is connected to the integration circuit 12.
- the imaging device 10 can also be realized by using a photodiode whose surface is an N-type thin layer as the light receiving element.
- the output polarity of the integration circuit 12 is reversed, and the operation of the comparator 38 following this is also reversed.
- the imaging device of the present invention is a contact-type linear image sensor for image reading provided in an image reading device such as a detector for an X-ray non-destructive inspection device used for inspection of foreign substances in food, baggage inspection, or a fax machine. It can be used as such.
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP99913654A EP1168811B1 (en) | 1999-04-13 | 1999-04-13 | Imaging device |
PCT/JP1999/001967 WO2000062526A1 (fr) | 1999-04-13 | 1999-04-13 | Dispositif imageur |
AU31696/99A AU3169699A (en) | 1999-04-13 | 1999-04-13 | Imaging device |
DE69935167T DE69935167T2 (de) | 1999-04-13 | 1999-04-13 | Bildgerät |
US09/964,450 US6995879B2 (en) | 1999-04-13 | 2001-09-28 | Image sensing apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP1999/001967 WO2000062526A1 (fr) | 1999-04-13 | 1999-04-13 | Dispositif imageur |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US09/964,450 Continuation-In-Part US6995879B2 (en) | 1999-04-13 | 2001-09-28 | Image sensing apparatus |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2000062526A1 true WO2000062526A1 (fr) | 2000-10-19 |
Family
ID=14235456
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP1999/001967 WO2000062526A1 (fr) | 1999-04-13 | 1999-04-13 | Dispositif imageur |
Country Status (5)
Country | Link |
---|---|
US (1) | US6995879B2 (ja) |
EP (1) | EP1168811B1 (ja) |
AU (1) | AU3169699A (ja) |
DE (1) | DE69935167T2 (ja) |
WO (1) | WO2000062526A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100994993B1 (ko) * | 2004-03-16 | 2010-11-18 | 삼성전자주식회사 | 서브 샘플링된 아날로그 신호를 평균화하여 디지털 변환한영상신호를 출력하는 고체 촬상 소자 및 그 구동 방법 |
US8547170B1 (en) * | 2011-04-29 | 2013-10-01 | Bae Systems Information And Electronic Systems Integration Inc. | Multimode integration circuit for sensor readout |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04267672A (ja) * | 1991-02-21 | 1992-09-24 | Kanegafuchi Chem Ind Co Ltd | 画像読取方法及びその装置 |
JPH05215602A (ja) * | 1991-05-31 | 1993-08-24 | Fuji Electric Co Ltd | 光センサーおよびこれを用いた光センサー装置 |
JPH06105069A (ja) * | 1992-09-17 | 1994-04-15 | Kanegafuchi Chem Ind Co Ltd | 画像読取方法及びその装置 |
JPH06178046A (ja) * | 1992-12-10 | 1994-06-24 | Hamamatsu Photonics Kk | 固体撮像素子 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2738899B2 (ja) * | 1993-03-19 | 1998-04-08 | 浜松ホトニクス株式会社 | 固体撮像装置 |
KR100335978B1 (ko) * | 1996-09-27 | 2002-06-20 | 마르쿠스 뵈엠 | 집적영상센서들의동작방법및영상센서제어장치 |
EP1158789B1 (en) * | 1999-01-29 | 2006-09-27 | Hamamatsu Photonics K.K. | Photodetector device |
JP4119052B2 (ja) * | 1999-07-16 | 2008-07-16 | 浜松ホトニクス株式会社 | 光検出装置 |
-
1999
- 1999-04-13 WO PCT/JP1999/001967 patent/WO2000062526A1/ja active IP Right Grant
- 1999-04-13 AU AU31696/99A patent/AU3169699A/en not_active Abandoned
- 1999-04-13 EP EP99913654A patent/EP1168811B1/en not_active Expired - Lifetime
- 1999-04-13 DE DE69935167T patent/DE69935167T2/de not_active Expired - Lifetime
-
2001
- 2001-09-28 US US09/964,450 patent/US6995879B2/en not_active Expired - Lifetime
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04267672A (ja) * | 1991-02-21 | 1992-09-24 | Kanegafuchi Chem Ind Co Ltd | 画像読取方法及びその装置 |
JPH05215602A (ja) * | 1991-05-31 | 1993-08-24 | Fuji Electric Co Ltd | 光センサーおよびこれを用いた光センサー装置 |
JPH06105069A (ja) * | 1992-09-17 | 1994-04-15 | Kanegafuchi Chem Ind Co Ltd | 画像読取方法及びその装置 |
JPH06178046A (ja) * | 1992-12-10 | 1994-06-24 | Hamamatsu Photonics Kk | 固体撮像素子 |
Non-Patent Citations (1)
Title |
---|
See also references of EP1168811A4 * |
Also Published As
Publication number | Publication date |
---|---|
DE69935167T2 (de) | 2007-11-22 |
EP1168811A1 (en) | 2002-01-02 |
DE69935167D1 (de) | 2007-03-29 |
US20020054393A1 (en) | 2002-05-09 |
EP1168811A4 (en) | 2002-08-07 |
US6995879B2 (en) | 2006-02-07 |
AU3169699A (en) | 2000-11-14 |
EP1168811B1 (en) | 2007-02-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US8319869B2 (en) | Solid-state imaging device | |
US7576788B2 (en) | Image pickup apparatus including a plurality of pixels, each having a photoelectric conversion element and an amplifier whose output is prevented from falling below a predetermined level | |
US6618083B1 (en) | Mismatch-independent reset sensing for CMOS area array sensors | |
US6166769A (en) | Solid-state imaging device | |
KR101320772B1 (ko) | 고체 촬상 장치, 고체 촬상 장치의 구동 방법 및 촬상 시스템 | |
US8243190B2 (en) | Solid state image pickup device and camera with focus detection using level shifting | |
JP3581031B2 (ja) | 光検出装置 | |
US6903771B2 (en) | Image pickup apparatus | |
US20060102827A1 (en) | Solid-state imaging device | |
US9549138B2 (en) | Imaging device, imaging system, and driving method of imaging device using comparator in analog-to-digital converter | |
US20090268070A1 (en) | Image sensor and associated readout system | |
US7573517B2 (en) | Image-capturing device that utilizes a solid state image capturing element and electronic camera | |
US5719626A (en) | Solid-state image pickup device | |
US8325258B2 (en) | Solid-state imaging device including imaging photodetecting arrangement and trigger photodetecting arrangement and imaging method | |
US6888573B2 (en) | Digital pixel sensor with anti-blooming control | |
US6917029B2 (en) | Four-component pixel structure leading to improved image quality | |
US6414292B1 (en) | Image sensor with increased pixel density | |
JP2000078472A (ja) | 光電変換装置及びそれを用いた撮像装置 | |
WO2000062526A1 (fr) | Dispositif imageur | |
JP3899176B2 (ja) | 撮像装置 | |
US20040239788A1 (en) | Signal processing circuit and solid-state image pickup device | |
JP4833010B2 (ja) | 固体撮像装置 | |
JP2001346104A (ja) | 固体撮像装置及びこれを用いた撮影装置 | |
JP3288293B2 (ja) | 信号出力装置 | |
US8139135B2 (en) | Imaging apparatus and semiconductor device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AK | Designated states |
Kind code of ref document: A1 Designated state(s): AL AM AT AU AZ BA BB BG BR BY CA CH CN CU CZ DE DK EE ES FI GB GE GH GM HR HU ID IL IN IS KE KG KR KZ LC LK LR LS LT LU LV MD MG MK MN MW MX NO NZ PL PT RO RU SD SE SG SI SK SL TJ TM TR TT UA UG US UZ VN YU ZW |
|
AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): GH GM KE LS MW SD SL SZ UG ZW AM AZ BY KG KZ MD RU TJ TM AT BE CH CY DE DK ES FI FR GB GR IE IT LU MC NL PT SE BF BJ CF CG CI CM GA GN GW ML MR NE SN TD TG |
|
DFPE | Request for preliminary examination filed prior to expiration of 19th month from priority date (pct application filed before 20040101) | ||
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
WWE | Wipo information: entry into national phase |
Ref document number: 1999913654 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 09964450 Country of ref document: US |
|
WWP | Wipo information: published in national office |
Ref document number: 1999913654 Country of ref document: EP |
|
REG | Reference to national code |
Ref country code: DE Ref legal event code: 8642 |
|
WWG | Wipo information: grant in national office |
Ref document number: 1999913654 Country of ref document: EP |