IT1217372B - Procedimento per la programmazione di memorie rom in tecnologia mos ecmos - Google Patents
Procedimento per la programmazione di memorie rom in tecnologia mos ecmosInfo
- Publication number
- IT1217372B IT1217372B IT19989/88A IT1998988A IT1217372B IT 1217372 B IT1217372 B IT 1217372B IT 19989/88 A IT19989/88 A IT 19989/88A IT 1998988 A IT1998988 A IT 1998988A IT 1217372 B IT1217372 B IT 1217372B
- Authority
- IT
- Italy
- Prior art keywords
- ecmos
- mos
- programming
- procedure
- technology
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B20/00—Read-only memory [ROM] devices
- H10B20/27—ROM only
- H10B20/30—ROM only having the source region and the drain region on the same level, e.g. lateral transistors
- H10B20/38—Doping programmed, e.g. mask ROM
- H10B20/387—Source region or drain region doping programmed
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B20/00—Read-only memory [ROM] devices
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT19989/88A IT1217372B (it) | 1988-03-28 | 1988-03-28 | Procedimento per la programmazione di memorie rom in tecnologia mos ecmos |
EP89104165A EP0335148A3 (en) | 1988-03-28 | 1989-03-09 | Method for programming mos and cmos rom memories |
US07/322,132 US5091329A (en) | 1988-03-28 | 1989-03-13 | Method for programming mos and cmos rom memories |
JP1076386A JPH0210766A (ja) | 1988-03-28 | 1989-03-27 | Mosおよびcmosromメモリをプログラミングする方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT19989/88A IT1217372B (it) | 1988-03-28 | 1988-03-28 | Procedimento per la programmazione di memorie rom in tecnologia mos ecmos |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8819989A0 IT8819989A0 (it) | 1988-03-28 |
IT1217372B true IT1217372B (it) | 1990-03-22 |
Family
ID=11162894
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT19989/88A IT1217372B (it) | 1988-03-28 | 1988-03-28 | Procedimento per la programmazione di memorie rom in tecnologia mos ecmos |
Country Status (4)
Country | Link |
---|---|
US (1) | US5091329A (it) |
EP (1) | EP0335148A3 (it) |
JP (1) | JPH0210766A (it) |
IT (1) | IT1217372B (it) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1239707B (it) * | 1990-03-15 | 1993-11-15 | St Microelectrics Srl | Processo per la realizzazione di una cella di memoria rom a bassa capacita' di drain |
US5200355A (en) * | 1990-12-10 | 1993-04-06 | Samsung Electronics Co., Ltd. | Method for manufacturing a mask read only memory device |
EP0575688B1 (en) * | 1992-06-26 | 1998-05-27 | STMicroelectronics S.r.l. | Programming of LDD-ROM cells |
US5380676A (en) * | 1994-05-23 | 1995-01-10 | United Microelectronics Corporation | Method of manufacturing a high density ROM |
JPH08139208A (ja) * | 1994-11-04 | 1996-05-31 | Toyota Motor Corp | 不揮発性メモリの製造システム及びその製造方法 |
US5538914A (en) * | 1995-08-03 | 1996-07-23 | Taiwan Semiconductor Manufacturing Company | LDD method of coding mask ROM device and LDD coded mask ROM device produced thereby |
TW335537B (en) * | 1996-11-25 | 1998-07-01 | United Microelectronics Corp | The ROM unit and manufacture method |
US6380016B2 (en) * | 1998-06-23 | 2002-04-30 | Ross Alan Kohler | Method for forming programmable CMOS ROM devices |
KR100546360B1 (ko) | 2003-08-06 | 2006-01-26 | 삼성전자주식회사 | Nor형 마스크 rom 소자 및 이를 포함하는 반도체소자의 제조 방법 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5529116A (en) * | 1978-08-23 | 1980-03-01 | Hitachi Ltd | Manufacture of complementary misic |
EP0054102A3 (en) * | 1980-12-11 | 1983-07-27 | Rockwell International Corporation | Very high density cells comprising a rom and method of manufacturing same |
US4406049A (en) * | 1980-12-11 | 1983-09-27 | Rockwell International Corporation | Very high density cells comprising a ROM and method of manufacturing same |
US4359817A (en) * | 1981-05-28 | 1982-11-23 | General Motors Corporation | Method for making late programmable read-only memory devices |
GB2102623B (en) * | 1981-06-30 | 1985-04-11 | Tokyo Shibaura Electric Co | Method of manufacturing a semiconductors memory device |
US4536944A (en) * | 1982-12-29 | 1985-08-27 | International Business Machines Corporation | Method of making ROM/PLA semiconductor device by late stage personalization |
US4536947A (en) * | 1983-07-14 | 1985-08-27 | Intel Corporation | CMOS process for fabricating integrated circuits, particularly dynamic memory cells with storage capacitors |
US4683641A (en) * | 1983-08-01 | 1987-08-04 | Gte Communication Systems Corp. | Method of coding a MOS ROM array |
US4598460A (en) * | 1984-12-10 | 1986-07-08 | Solid State Scientific, Inc. | Method of making a CMOS EPROM with independently selectable thresholds |
US4642877A (en) * | 1985-07-01 | 1987-02-17 | Texas Instruments Incorporated | Method for making charge coupled device (CCD)-complementary metal oxide semiconductor (CMOS) devices |
US4826779A (en) * | 1986-10-24 | 1989-05-02 | Teledyne Industries, Inc. | Integrated capacitor and method of fabricating same |
-
1988
- 1988-03-28 IT IT19989/88A patent/IT1217372B/it active
-
1989
- 1989-03-09 EP EP89104165A patent/EP0335148A3/en not_active Withdrawn
- 1989-03-13 US US07/322,132 patent/US5091329A/en not_active Expired - Lifetime
- 1989-03-27 JP JP1076386A patent/JPH0210766A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
IT8819989A0 (it) | 1988-03-28 |
EP0335148A3 (en) | 1990-01-24 |
US5091329A (en) | 1992-02-25 |
JPH0210766A (ja) | 1990-01-16 |
EP0335148A2 (en) | 1989-10-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19970329 |