NL7410798A - - Google Patents
Info
- Publication number
- NL7410798A NL7410798A NL7410798A NL7410798A NL7410798A NL 7410798 A NL7410798 A NL 7410798A NL 7410798 A NL7410798 A NL 7410798A NL 7410798 A NL7410798 A NL 7410798A NL 7410798 A NL7410798 A NL 7410798A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G7/00—Volume compression or expansion in amplifiers
- H03G7/06—Volume compression or expansion in amplifiers having semiconductor devices
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06G—ANALOGUE COMPUTERS
- G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
- G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
- G06G7/24—Arrangements for performing computing operations, e.g. operational amplifiers for evaluating logarithmic or exponential functions, e.g. hyperbolic functions
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Software Systems (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9015073A JPS5646182B2 (sv) | 1973-08-10 | 1973-08-10 | |
JP9015173A JPS5646629B2 (sv) | 1973-08-10 | 1973-08-10 |
Publications (3)
Publication Number | Publication Date |
---|---|
NL7410798A true NL7410798A (sv) | 1975-02-12 |
NL189537B NL189537B (nl) | 1992-12-01 |
NL189537C NL189537C (nl) | 1993-05-03 |
Family
ID=26431654
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NLAANVRAGE7410798,A NL189537C (nl) | 1973-08-10 | 1974-08-12 | Niet-lineaire versterker. |
Country Status (10)
Country | Link |
---|---|
US (1) | US3935478A (sv) |
BR (1) | BR7406580D0 (sv) |
CA (1) | CA1027193A (sv) |
DE (1) | DE2438472A1 (sv) |
ES (1) | ES429115A1 (sv) |
FR (1) | FR2240574B1 (sv) |
GB (1) | GB1472206A (sv) |
IT (1) | IT1018899B (sv) |
NL (1) | NL189537C (sv) |
SE (1) | SE405782B (sv) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52113339U (sv) * | 1976-02-26 | 1977-08-29 | ||
US4247789A (en) * | 1978-04-07 | 1981-01-27 | Raytheon Company | Electronic circuitry for multiplying/dividing analog input signals |
JPS54161253A (en) * | 1978-06-10 | 1979-12-20 | Toshiba Corp | High-frequency amplifier circuit |
US4329598A (en) * | 1980-04-04 | 1982-05-11 | Dbx, Inc. | Bias generator |
US4629998A (en) * | 1980-10-23 | 1986-12-16 | Victor Company Of Japan, Limited | Variable gain equalizer with a mirror circuit having opposite phase relationship between input and output currents |
US4524292A (en) * | 1981-09-24 | 1985-06-18 | Tokyo Shibaura Denki Kabushiki Kaisha | Analog arithmetic operation circuit |
FR2513833B1 (fr) * | 1981-09-25 | 1986-01-03 | Trt Telecom Radio Electr | Commutateur analogique de courant en technologie bipolaire |
US4604532A (en) * | 1983-01-03 | 1986-08-05 | Analog Devices, Incorporated | Temperature compensated logarithmic circuit |
CA1203628A (en) * | 1983-01-03 | 1986-04-22 | Barrie Gilbert | Temperature compensated logarithmic circuit |
US4589021A (en) * | 1983-01-07 | 1986-05-13 | Sony Corporation | Gamma compensating circuit |
US4945259A (en) * | 1988-11-10 | 1990-07-31 | Burr-Brown Corporation | Bias voltage generator and method |
NL9002591A (nl) * | 1990-11-28 | 1992-06-16 | Philips Nv | Versterkerschakeling met temperatuurcompensatie. |
US5432479A (en) * | 1994-03-31 | 1995-07-11 | U.S. Philips Corporation | D.C. current compensation circuit for a nonlinear amplifier |
JP3348576B2 (ja) * | 1995-11-10 | 2002-11-20 | ソニー株式会社 | 温度検出装置、これを搭載した半導体素子およびこれを用いたオートフォーカスシステム |
TW382146B (en) * | 1998-06-19 | 2000-02-11 | United Microeletronics Corp | Semiconductor step-down voltage device having low power consumption |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1265157A (sv) * | 1968-09-27 | 1972-03-01 | ||
US3689752A (en) * | 1970-04-13 | 1972-09-05 | Tektronix Inc | Four-quadrant multiplier circuit |
-
1974
- 1974-07-29 US US05/492,838 patent/US3935478A/en not_active Expired - Lifetime
- 1974-08-07 GB GB3482674A patent/GB1472206A/en not_active Expired
- 1974-08-09 DE DE2438472A patent/DE2438472A1/de active Granted
- 1974-08-09 CA CA206,676A patent/CA1027193A/en not_active Expired
- 1974-08-09 FR FR7427792A patent/FR2240574B1/fr not_active Expired
- 1974-08-09 IT IT52523/74A patent/IT1018899B/it active
- 1974-08-09 BR BR6580/74A patent/BR7406580D0/pt unknown
- 1974-08-09 SE SE7410234A patent/SE405782B/sv not_active IP Right Cessation
- 1974-08-09 ES ES429115A patent/ES429115A1/es not_active Expired
- 1974-08-12 NL NLAANVRAGE7410798,A patent/NL189537C/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE2438472A1 (de) | 1975-03-06 |
SE405782B (sv) | 1978-12-27 |
US3935478A (en) | 1976-01-27 |
IT1018899B (it) | 1977-10-20 |
FR2240574A1 (sv) | 1975-03-07 |
CA1027193A (en) | 1978-02-28 |
AU7193474A (en) | 1976-02-05 |
GB1472206A (en) | 1977-05-04 |
DE2438472C2 (sv) | 1989-01-19 |
NL189537C (nl) | 1993-05-03 |
ES429115A1 (es) | 1976-09-01 |
FR2240574B1 (sv) | 1979-03-09 |
NL189537B (nl) | 1992-12-01 |
BR7406580D0 (pt) | 1975-05-27 |
SE7410234L (sv) | 1975-02-11 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
BA | A request for search or an international-type search has been filed | ||
BB | A search report has been drawn up | ||
BC | A request for examination has been filed | ||
A85 | Still pending on 85-01-01 | ||
V4 | Discontinued because of reaching the maximum lifetime of a patent |