KR100564070B1 - 감지 회로 - Google Patents
감지 회로 Download PDFInfo
- Publication number
- KR100564070B1 KR100564070B1 KR1019997006912A KR19997006912A KR100564070B1 KR 100564070 B1 KR100564070 B1 KR 100564070B1 KR 1019997006912 A KR1019997006912 A KR 1019997006912A KR 19997006912 A KR19997006912 A KR 19997006912A KR 100564070 B1 KR100564070 B1 KR 100564070B1
- Authority
- KR
- South Korea
- Prior art keywords
- output
- current
- reference current
- value
- circuit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims description 8
- 229920005591 polysilicon Polymers 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 6
- 230000015654 memory Effects 0.000 abstract description 36
- 210000004027 cell Anatomy 0.000 description 27
- 239000004065 semiconductor Substances 0.000 description 8
- 238000011156 evaluation Methods 0.000 description 6
- 230000006870 function Effects 0.000 description 4
- 239000013643 reference control Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 210000000352 storage cell Anatomy 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 238000007599 discharging Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
Images
Classifications
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
- G11C11/56—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using storage elements with more than two stable states represented by steps, e.g. of voltage, current, phase, frequency
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
- G11C11/56—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using storage elements with more than two stable states represented by steps, e.g. of voltage, current, phase, frequency
- G11C11/5621—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using storage elements with more than two stable states represented by steps, e.g. of voltage, current, phase, frequency using charge storage in a floating gate
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
- G11C11/56—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using storage elements with more than two stable states represented by steps, e.g. of voltage, current, phase, frequency
- G11C11/5621—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using storage elements with more than two stable states represented by steps, e.g. of voltage, current, phase, frequency using charge storage in a floating gate
- G11C11/5642—Sensing or reading circuits; Data output circuits
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C2211/00—Indexing scheme relating to digital stores characterized by the use of particular electric or magnetic storage elements; Storage elements therefor
- G11C2211/56—Indexing scheme relating to G11C11/56 and sub-groups for features not covered by these groups
- G11C2211/564—Miscellaneous aspects
- G11C2211/5645—Multilevel memory with current-mirror arrangements
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
- G11C7/06—Sense amplifiers; Associated circuits, e.g. timing or triggering circuits
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Read Only Memory (AREA)
Abstract
Description
Claims (6)
- 감지 회로(10)에 있어서,신호 전류 및 기준 전류를 수신하도록 결합되고, 제 1 출력을 갖는 제 1 전류 미러(11, 59, 67)와,상기 제 1 출력을 수신하도록 결합되고, 제 1 디지털 출력(23)을 갖는 제 1 출력 래치(13)와,상기 신호 전류 및 기준 전류를 수신하도록 결합되고, 제 2 출력을 갖는 제 2 전류 미러(12, 59, 67)로서, 상기 제 2 전류 미러가 인에이블되는 시간의 일부 동안 상기 제 1 전류 미러가 디스에이블되는, 상기 제 2 전류 미러(12, 59, 67)와,상기 제 2 출력을 수신하도록 결합되고, 제 2 디지털 출력(24)을 갖는 제 2 출력 래치(14)를 포함하며,상기 제 2 전류 미러에 의해 수신된 상기 기준 전류는 상기 제 1 전류 미러에 의해 수신된 상기 기준 전류와 상이하고,상기 제 2 전류 미러에 대한 상기 기준 전류를 선택하는 수단을 포함하는, 감지 회로(10).
- 제 1 항에 있어서,3 개의 기준 전류 출력들(34, 36, 37)을 갖는 기준 전류 회로(30)를 더 포함하며, 제 1 기준 전류 출력은 제 1 선택 회로(41)에 의해 상기 제 1 전류 미러(11, 59, 67)에 결합되고, 상기 제 2 전류 미러(12, 59, 67)는 제 2 선택 회로(38)에 의해 제 2 기준 전류 출력 또는 제 3 선택 회로(43)에 의해 제 3 기준 전류 출력 중 하나에 결합되는, 감지 회로(10).
- 제 2 항에 있어서,상기 제 1, 제 2, 및 제 3 선택 회로들(41, 38, 43)은 폴리 1 층(poly 1 layer)을 이용하는 게이트를 갖는 폴리실리콘 트랜지스터를 각각 포함하는, 감지 회로(10).
- 제 2 항 또는 제 3 항에 있어서,상기 제 1 디지털 출력의 값은 상기 제 2 또는 제 3 기준 전류 출력이 상기 제 2 전류 미러(12, 59, 67)에 결합되는지를 결정하는, 감지 회로(10).
- 제 1 항에 있어서,상기 제 2 디지털 출력의 출력 값은 상기 제 1 디지털 출력의 출력 값이 인에이블되는 시간 동안 고정되며, 상기 제 1 디지털 출력의 출력 값은 상기 제 2 디지털 출력의 출력 값이 인에이블되는 시간 동안 고정되는, 감지 회로(10).
- 제 1 항에 청구된 상기 감지 회로(10)를 포함하는 휴대형 데이터 캐리어(200).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB9701858A GB2321736B (en) | 1997-01-30 | 1997-01-30 | Sense amplifier circuit |
| GB9701858.4 | 1997-01-30 | ||
| PCT/EP1997/007294 WO1998034232A1 (en) | 1997-01-30 | 1997-12-23 | Sense amplifier circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20000070663A KR20000070663A (ko) | 2000-11-25 |
| KR100564070B1 true KR100564070B1 (ko) | 2006-03-27 |
Family
ID=10806782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019997006912A Expired - Lifetime KR100564070B1 (ko) | 1997-01-30 | 1997-12-23 | 감지 회로 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US6316968B1 (ko) |
| EP (1) | EP0956560B1 (ko) |
| JP (1) | JP2001509936A (ko) |
| KR (1) | KR100564070B1 (ko) |
| DE (1) | DE69726606T2 (ko) |
| GB (1) | GB2321736B (ko) |
| TW (1) | TW394947B (ko) |
| WO (1) | WO1998034232A1 (ko) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1288955A3 (en) * | 2001-08-17 | 2004-09-22 | Kabushiki Kaisha Toshiba | Semiconductor memory device |
| DE102013104142B4 (de) * | 2013-04-24 | 2023-06-15 | Infineon Technologies Ag | Chipkarte |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5594691A (en) * | 1995-02-15 | 1997-01-14 | Intel Corporation | Address transition detection sensing interface for flash memory having multi-bit cells |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4713797A (en) * | 1985-11-25 | 1987-12-15 | Motorola Inc. | Current mirror sense amplifier for a non-volatile memory |
| JPS62167698A (ja) * | 1986-01-20 | 1987-07-24 | Fujitsu Ltd | 半導体記億装置 |
| US4887047A (en) * | 1988-09-30 | 1989-12-12 | Burr-Brown Corporation | Current sense amplifier with low, nonlinear input impedance and high degree of signal amplification linearity |
| US5132576A (en) * | 1990-11-05 | 1992-07-21 | Ict International Cmos Technology, Inc. | Sense amplifier having load device providing improved access time |
| US5438287A (en) * | 1994-06-01 | 1995-08-01 | United Memories Inc. | High speed differential current sense amplifier with positive feedback |
| JPH08180697A (ja) * | 1994-09-16 | 1996-07-12 | Texas Instr Inc <Ti> | センス増幅器用の基準電流を供給する基準回路及び方法 |
| KR100218306B1 (ko) * | 1996-06-27 | 1999-09-01 | 구본준 | 전류/전압 변환기와 이를 이용하는 센스 증폭기 및 센싱방법 |
| KR100267012B1 (ko) * | 1997-12-30 | 2000-10-02 | 윤종용 | 반도체 메모리 장치의 감지 증폭기 |
-
1997
- 1997-01-30 GB GB9701858A patent/GB2321736B/en not_active Expired - Fee Related
- 1997-12-23 WO PCT/EP1997/007294 patent/WO1998034232A1/en not_active Ceased
- 1997-12-23 EP EP97953923A patent/EP0956560B1/en not_active Expired - Lifetime
- 1997-12-23 DE DE69726606T patent/DE69726606T2/de not_active Expired - Fee Related
- 1997-12-23 JP JP53247598A patent/JP2001509936A/ja active Pending
- 1997-12-23 US US09/355,596 patent/US6316968B1/en not_active Expired - Lifetime
- 1997-12-23 KR KR1019997006912A patent/KR100564070B1/ko not_active Expired - Lifetime
-
1998
- 1998-02-04 TW TW087101416A patent/TW394947B/zh not_active IP Right Cessation
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5594691A (en) * | 1995-02-15 | 1997-01-14 | Intel Corporation | Address transition detection sensing interface for flash memory having multi-bit cells |
Also Published As
| Publication number | Publication date |
|---|---|
| US6316968B1 (en) | 2001-11-13 |
| TW394947B (en) | 2000-06-21 |
| WO1998034232A1 (en) | 1998-08-06 |
| JP2001509936A (ja) | 2001-07-24 |
| EP0956560A1 (en) | 1999-11-17 |
| GB2321736B (en) | 2001-04-11 |
| DE69726606D1 (de) | 2004-01-15 |
| DE69726606T2 (de) | 2004-06-09 |
| KR20000070663A (ko) | 2000-11-25 |
| EP0956560B1 (en) | 2003-12-03 |
| GB9701858D0 (en) | 1997-03-19 |
| GB2321736A (en) | 1998-08-05 |
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| Date | Code | Title | Description |
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| PA0105 | International application |
Patent event date: 19990730 Patent event code: PA01051R01D Comment text: International Patent Application |
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Comment text: Notification of reason for refusal Patent event date: 20050228 Patent event code: PE09021S01D |
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