BE725609A - - Google Patents
Info
- Publication number
- BE725609A BE725609A BE725609DA BE725609A BE 725609 A BE725609 A BE 725609A BE 725609D A BE725609D A BE 725609DA BE 725609 A BE725609 A BE 725609A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F3/00—Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
- G05F3/02—Regulating voltage or current
- G05F3/08—Regulating voltage or current wherein the variable is dc
- G05F3/10—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics
- G05F3/16—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices
- G05F3/20—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations
- G05F3/26—Current mirrors
- G05F3/265—Current mirrors using bipolar transistors only
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
- H03F3/19—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
- H03F3/195—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only in integrated circuits
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/34—DC amplifiers in which all stages are DC-coupled
- H03F3/343—DC amplifiers in which all stages are DC-coupled with semiconductor devices only
- H03F3/347—DC amplifiers in which all stages are DC-coupled with semiconductor devices only in integrated circuits
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/45—Differential amplifiers
- H03F3/45071—Differential amplifiers with semiconductor devices only
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
- H03K19/0175—Coupling arrangements; Interface arrangements
- H03K19/018—Coupling arrangements; Interface arrangements using bipolar transistors only
- H03K19/01806—Interface arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Engineering & Computer Science (AREA)
- Computing Systems (AREA)
- Mathematical Physics (AREA)
- Nonlinear Science (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US69188467A | 1967-12-19 | 1967-12-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE725609A true BE725609A (it) | 1969-05-29 |
Family
ID=24778356
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE725609D BE725609A (it) | 1967-12-19 | 1968-12-17 |
Country Status (9)
Country | Link |
---|---|
JP (2) | JPS5231702B1 (it) |
AT (1) | AT306793B (it) |
BE (1) | BE725609A (it) |
DE (1) | DE1815203C2 (it) |
ES (1) | ES361535A1 (it) |
FR (1) | FR1599333A (it) |
GB (1) | GB1244044A (it) |
NL (1) | NL160445C (it) |
SE (1) | SE356413B (it) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5330213Y2 (it) * | 1972-02-05 | 1978-07-28 | ||
DE2855930A1 (de) * | 1978-12-23 | 1980-07-10 | Philips Patentverwaltung | Schaltungsanordnung zum uebertragen eines signals |
JPS647469A (en) * | 1987-06-30 | 1989-01-11 | Shin Kobe Electric Machinery | Manufacture of lead storage battery |
DE3835378A1 (de) * | 1988-10-18 | 1990-04-19 | Telefunken Electronic Gmbh | Rc-tiefpassschaltung |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1141338B (de) * | 1960-04-08 | 1962-12-20 | Siemens Ag Albis | Transistorverstaerker mit stabilisiertem Arbeitspunkt |
US3392342A (en) * | 1965-12-13 | 1968-07-09 | Ibm | Transistor amplifier with gain stability |
GB1158416A (en) * | 1965-12-13 | 1969-07-16 | Ibm | Transistor Amplifier |
US3391311A (en) * | 1966-02-07 | 1968-07-02 | Westinghouse Electric Corp | Constant current gain composite transistor |
-
1968
- 1968-11-29 SE SE1631668A patent/SE356413B/xx unknown
- 1968-12-17 BE BE725609D patent/BE725609A/xx not_active IP Right Cessation
- 1968-12-17 ES ES361535A patent/ES361535A1/es not_active Expired
- 1968-12-17 DE DE19681815203 patent/DE1815203C2/de not_active Expired
- 1968-12-18 GB GB6008068A patent/GB1244044A/en not_active Expired
- 1968-12-18 NL NL6818183A patent/NL160445C/xx not_active IP Right Cessation
- 1968-12-18 JP JP43093001A patent/JPS5231702B1/ja active Pending
- 1968-12-19 FR FR1599333D patent/FR1599333A/fr not_active Expired
- 1968-12-19 AT AT1239068A patent/AT306793B/de not_active IP Right Cessation
-
1972
- 1972-03-30 JP JP47032105A patent/JPS5952564B1/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
GB1244044A (en) | 1971-08-25 |
DE1815203C2 (de) | 1985-10-10 |
DE1815203B2 (de) | 1972-06-29 |
JPS5952564B1 (it) | 1984-12-20 |
NL6818183A (it) | 1969-06-23 |
JPS5231702B1 (it) | 1977-08-16 |
FR1599333A (it) | 1970-07-15 |
NL160445C (nl) | 1979-10-15 |
SE356413B (it) | 1973-05-21 |
ES361535A1 (es) | 1970-11-01 |
AT306793B (de) | 1973-04-25 |
DE1815203A1 (de) | 1969-07-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE20 | Patent expired |
Owner name: RADIO CORP. OF AMERICA Effective date: 19881217 |