FR2680908A1 - Dispositif de memoire morte a masque. - Google Patents

Dispositif de memoire morte a masque. Download PDF

Info

Publication number
FR2680908A1
FR2680908A1 FR9209528A FR9209528A FR2680908A1 FR 2680908 A1 FR2680908 A1 FR 2680908A1 FR 9209528 A FR9209528 A FR 9209528A FR 9209528 A FR9209528 A FR 9209528A FR 2680908 A1 FR2680908 A1 FR 2680908A1
Authority
FR
France
Prior art keywords
region
word line
extending
diffusion region
another
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.)
Pending
Application number
FR9209528A
Other languages
English (en)
French (fr)
Inventor
Cho Sung-Hee
Choi Jung-Dal
Lee Hyong-Gon
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of FR2680908A1 publication Critical patent/FR2680908A1/fr
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C17/00—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards
    • G11C17/08—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards using semiconductor devices, e.g. bipolar elements
    • G11C17/10—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards using semiconductor devices, e.g. bipolar elements in which contents are determined during manufacturing by a predetermined arrangement of coupling elements, e.g. mask-programmable ROM
    • G11C17/12—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards using semiconductor devices, e.g. bipolar elements in which contents are determined during manufacturing by a predetermined arrangement of coupling elements, e.g. mask-programmable ROM using field-effect devices
    • G11C17/123—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards using semiconductor devices, e.g. bipolar elements in which contents are determined during manufacturing by a predetermined arrangement of coupling elements, e.g. mask-programmable ROM using field-effect devices comprising cells having several storage transistors connected in series
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10B—ELECTRONIC MEMORY DEVICES
    • H10B20/00—Read-only memory [ROM] devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Semiconductor Memories (AREA)
  • Read Only Memory (AREA)
  • Non-Volatile Memory (AREA)
FR9209528A 1991-09-04 1992-07-31 Dispositif de memoire morte a masque. Pending FR2680908A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019910015427A KR940004609B1 (ko) 1991-09-04 1991-09-04 마스크 리드 온리 메모리

Publications (1)

Publication Number Publication Date
FR2680908A1 true FR2680908A1 (fr) 1993-03-05

Family

ID=19319567

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9209528A Pending FR2680908A1 (fr) 1991-09-04 1992-07-31 Dispositif de memoire morte a masque.

Country Status (7)

Country Link
KR (1) KR940004609B1 (enExample)
CN (1) CN1070279A (enExample)
DE (1) DE4226421A1 (enExample)
FR (1) FR2680908A1 (enExample)
GB (1) GB2259405A (enExample)
IT (1) IT1261716B (enExample)
TW (1) TW222341B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2683078A1 (fr) * 1991-10-29 1993-04-30 Samsung Electronics Co Ltd Memoire morte a masque de type non-et.

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100446603B1 (ko) * 1997-12-12 2004-11-03 삼성전자주식회사 강유전성액정화합물,이를포함한액정조성물및이를채용한액정표시소자
DE10254155B4 (de) 2002-11-20 2010-12-09 Infineon Technologies Ag Maskenprogrammierbares ROM-Bauelement
CN100343920C (zh) * 2004-07-14 2007-10-17 义隆电子股份有限公司 适用字符线金属导线技术的平面单元只读存储器
US7953595B2 (en) 2006-10-18 2011-05-31 Polycom, Inc. Dual-transform coding of audio signals

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2102623A (en) * 1981-06-30 1983-02-02 Tokyo Shibaura Electric Co Method of manufacturing a semiconductors memory device
JPS6329579A (ja) * 1986-07-23 1988-02-08 Hitachi Ltd 縦型ｒｏｍ

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56156993A (en) * 1980-05-08 1981-12-03 Fujitsu Ltd Read only memory
IT1217403B (it) * 1988-04-12 1990-03-22 Sgs Thomson Microelectronics Matrice di memoria a tovaglia con celle eprom sfalsate

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2102623A (en) * 1981-06-30 1983-02-02 Tokyo Shibaura Electric Co Method of manufacturing a semiconductors memory device
JPS6329579A (ja) * 1986-07-23 1988-02-08 Hitachi Ltd 縦型ｒｏｍ

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 12, no. 239 (E-630)(3086) 7 Juillet 1988 & JP-A-63 29 579 ( HITACHI LTD. ) 8 Février 1988 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2683078A1 (fr) * 1991-10-29 1993-04-30 Samsung Electronics Co Ltd Memoire morte a masque de type non-et.

Also Published As

Publication number Publication date
ITMI921962A0 (it) 1992-08-07
KR940004609B1 (ko) 1994-05-25
ITMI921962A1 (it) 1994-02-07
IT1261716B (it) 1996-05-30
GB9216801D0 (en) 1992-09-23
KR930006951A (ko) 1993-04-22
DE4226421A1 (de) 1993-03-18
CN1070279A (zh) 1993-03-24
GB2259405A (en) 1993-03-10
TW222341B (enExample) 1994-04-11

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