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Class Information
Number: 326/117
Name: Electronic digital logic circuitry > Function of and, or, nand, nor, or not > Field-effect transistor (e.g., jfet, etc.) > Schottky-gate fet (i.e., mesfet) > Depletion or enhancement
Description: Subject matter wherein the logic circuit includes either a depletion type which has channel conductivity on for zero or negative gate-source voltage or an enhancement type which is normally off with zero or negative gate-source voltage bias applied.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7567891 |
Hot-carrier device degradation modeling and extraction methodologies |
Jul. 28, 2009 |
| 7492191 |
Design structure for high speed differential receiver with an integrated multiplexer input |
Feb. 17, 2009 |
| 7138835 |
Method and apparatus for an equalizing buffer |
Nov. 21, 2006 |
| 7106093 |
Semiconductor device |
Sep. 12, 2006 |
| 6542007 |
Inverter circuit |
Apr. 1, 2003 |
| 6239623 |
Direct coupling field effect transistor logic (DCFL) circuit |
May. 29, 2001 |
| 6051993 |
Level shift circuit compensating for circuit element characteristic variations |
Apr. 18, 2000 |
| 5909128 |
FETs logic circuit |
Jun. 1, 1999 |
| 5822235 |
Rectifying transfer gate circuit |
Oct. 13, 1998 |
| 5726591 |
MESFET logic device with clamped output drive capacity and low power |
Mar. 10, 1998 |
| 5696453 |
GaAs logic circuit with temperature compensation circuitry |
Dec. 9, 1997 |
| 5592108 |
Interface circuit adapted for connection to following circuit using metal-semiconductor type transistor |
Jan. 7, 1997 |
| 5451888 |
Direct coupled FET logic translator circuit |
Sep. 19, 1995 |
| 5451890 |
Gallium arsenide source follower FET logic family with diodes for preventing leakage currents |
Sep. 19, 1995 |
| 5336949 |
Logic circuit with enhancement type FET and Schottky gate |
Aug. 9, 1994 |
| 5087836 |
Electronic circuit including a parallel combination of an E-FET and a D-FET |
Feb. 11, 1992 |
| 5077494 |
Wide temperature range MESFET logic circuit |
Dec. 31, 1991 |
| 5027007 |
FFL/QFL FET logic circuits |
Jun. 25, 1991 |
| 5021686 |
Logic circuit |
Jun. 4, 1991 |
| 4958089 |
High output drive FET buffer for providing high initial current to a subsequent stage |
Sep. 18, 1990 |
| 4954730 |
Complementary FET circuit having merged enhancement/depletion FET output |
Sep. 4, 1990 |
| 4939390 |
Current-steering FET logic circuit |
Jul. 3, 1990 |
| 4937474 |
Low power, high noise margin logic gates employing enhancement mode switching FETs |
Jun. 26, 1990 |
| 4935647 |
Group III - V semiconductor devices with improved switching speeds |
Jun. 19, 1990 |
| 4931669 |
High speed logic circuit having output feedback |
Jun. 5, 1990 |
| 4931670 |
TTL and CMOS logic compatible GAAS logic family |
Jun. 5, 1990 |
| 4918336 |
Capacitor coupled push pull logic circuit |
Apr. 17, 1990 |
| 4912745 |
Logic circuit connecting input and output signal lines |
Mar. 27, 1990 |
| 4885480 |
Source follower field-effect logic gate (SFFL) suitable for III-V technologies |
Dec. 5, 1989 |
| 4877976 |
Cascade FET logic circuits |
Oct. 31, 1989 |
| 4853561 |
Family of noise-immune logic gates and memory cells |
Aug. 1, 1989 |
| 4808851 |
ECL-compatible semiconductor device having a prediffused gate array |
Feb. 28, 1989 |
| 4798978 |
GAAS FET logic having increased noise margin |
Jan. 17, 1989 |
| 4798979 |
Schottky diode logic for E-mode FET/D-mode FET VLSI circuits |
Jan. 17, 1989 |
| 4771189 |
FET gate current limiter circuit |
Sep. 13, 1988 |
| 4725743 |
Two-stage digital logic circuits including an input switching stage and an output driving stage incorporating gallium arsenide FET devices |
Feb. 16, 1988 |
| 4724342 |
Push-pull DCFL driver circuit |
Feb. 9, 1988 |
| 4716311 |
Direct coupled FET logic with super buffer output stage |
Dec. 29, 1987 |
| 4713559 |
Multiple input and multiple output or/and circuit |
Dec. 15, 1987 |
| 4707622 |
GaAs MESFET logic buffers using enhancement and depletion FETs |
Nov. 17, 1987 |
| 4701646 |
Direct coupled FET logic using a photodiode for biasing or level-shifting |
Oct. 20, 1987 |
| 4701643 |
FET gate current limiter circuits |
Oct. 20, 1987 |
| 4698524 |
MESFET logic using integral diode level shifting |
Oct. 6, 1987 |
| 4663543 |
Voltage level shifting depletion mode FET logical circuit |
May. 5, 1987 |
| 4654547 |
Balanced enhancement/depletion mode gallium arsenide buffer/comparator circuit |
Mar. 31, 1987 |
| 4639621 |
Gallium arsenide gate array integrated circuit including DCFL NAND gate |
Jan. 27, 1987 |
| 4631426 |
Digital circuit using MESFETS |
Dec. 23, 1986 |
| 4518871 |
Ga/As NOR/NAND gate circuit using enhancement mode FET's |
May. 21, 1985 |
| 4491747 |
Logic circuit using depletion mode field effect switching transistors |
Jan. 1, 1985 |
| 4438351 |
Gallium arsenide MIS integrated circuits |
Mar. 20, 1984 |
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