CA993995A - Two-terminal npn-pnp transistor semiconductor memory - Google Patents
Two-terminal npn-pnp transistor semiconductor memoryInfo
- Publication number
- CA993995A CA993995A CA147,577A CA147577A CA993995A CA 993995 A CA993995 A CA 993995A CA 147577 A CA147577 A CA 147577A CA 993995 A CA993995 A CA 993995A
- Authority
- CA
- Canada
- Prior art keywords
- semiconductor memory
- pnp transistor
- transistor semiconductor
- terminal npn
- npn
- 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
Links
- 239000004065 semiconductor Substances 0.000 title 1
Classifications
-
- 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
- G11C11/21—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
- G11C11/34—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
- G11C11/40—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
- G11C11/401—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming cells needing refreshing or charge regeneration, i.e. dynamic cells
- G11C11/403—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming cells needing refreshing or charge regeneration, i.e. dynamic cells with charge regeneration common to a multiplicity of memory cells, i.e. external refresh
-
- 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
- G11C11/21—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
- G11C11/34—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
- G11C11/40—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
- G11C11/41—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming static cells with positive feedback, i.e. cells not needing refreshing or charge regeneration, e.g. bistable multivibrator or Schmitt trigger
- G11C11/411—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming static cells with positive feedback, i.e. cells not needing refreshing or charge regeneration, e.g. bistable multivibrator or Schmitt trigger using bipolar transistors only
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Static Random-Access Memory (AREA)
- Semiconductor Memories (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US20627271A | 1971-12-09 | 1971-12-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA993995A true CA993995A (en) | 1976-07-27 |
Family
ID=22765669
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA147,577A Expired CA993995A (en) | 1971-12-09 | 1972-07-20 | Two-terminal npn-pnp transistor semiconductor memory |
Country Status (12)
Country | Link |
---|---|
US (1) | US3715732A (it) |
JP (1) | JPS4866748A (it) |
KR (1) | KR780000143B1 (it) |
BE (1) | BE792293A (it) |
CA (1) | CA993995A (it) |
DE (1) | DE2259432A1 (it) |
FR (1) | FR2162629B1 (it) |
GB (1) | GB1393264A (it) |
HK (1) | HK35976A (it) |
IT (1) | IT975959B (it) |
NL (1) | NL7216430A (it) |
SE (1) | SE383221B (it) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3876992A (en) * | 1972-11-01 | 1975-04-08 | Ibm | Bipolar transistor memory with capacitive storage |
GB1489577A (en) * | 1973-10-02 | 1977-10-19 | Plessey Co Ltd | Solid state circuits |
FR2288372A1 (fr) * | 1974-10-18 | 1976-05-14 | Thomson Csf | Element de memoires a semi-conducteurs et memoires formees de matrices de tels elements |
US4090254A (en) * | 1976-03-01 | 1978-05-16 | International Business Machines Corporation | Charge injector transistor memory |
US4181981A (en) * | 1977-12-30 | 1980-01-01 | International Business Machines Corporation | Bipolar two device dynamic memory cell |
WO1986007487A1 (en) * | 1985-06-07 | 1986-12-18 | Anamartic Limited | Electrical data storage elements |
US7299567B2 (en) | 2004-06-17 | 2007-11-27 | Nike, Inc. | Article of footwear with sole plate |
-
0
- BE BE792293D patent/BE792293A/xx unknown
-
1971
- 1971-12-09 US US00206272A patent/US3715732A/en not_active Expired - Lifetime
-
1972
- 1972-07-20 CA CA147,577A patent/CA993995A/en not_active Expired
- 1972-11-29 SE SE7215567A patent/SE383221B/xx unknown
- 1972-12-04 GB GB5582672A patent/GB1393264A/en not_active Expired
- 1972-12-04 KR KR7201828A patent/KR780000143B1/ko active
- 1972-12-04 NL NL7216430A patent/NL7216430A/xx unknown
- 1972-12-05 DE DE2259432A patent/DE2259432A1/de active Pending
- 1972-12-05 IT IT70834/72A patent/IT975959B/it active
- 1972-12-08 JP JP47122637A patent/JPS4866748A/ja active Pending
- 1972-12-08 FR FR7243852A patent/FR2162629B1/fr not_active Expired
-
1976
- 1976-06-10 HK HK359/76*UA patent/HK35976A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
SE383221B (sv) | 1976-03-01 |
KR780000143B1 (en) | 1978-04-25 |
NL7216430A (it) | 1973-06-13 |
FR2162629A1 (it) | 1973-07-20 |
DE2259432A1 (de) | 1973-06-14 |
BE792293A (fr) | 1973-03-30 |
JPS4866748A (it) | 1973-09-12 |
FR2162629B1 (it) | 1976-10-29 |
HK35976A (en) | 1976-06-18 |
US3715732A (en) | 1973-02-06 |
IT975959B (it) | 1974-08-10 |
GB1393264A (en) | 1975-05-07 |
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