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Class Information
Number: 326/80
Name: Electronic digital logic circuitry > Interface (e.g., current drive, level shift, etc.) > Supply voltage level shifting (i.e., interface between devices of a same logic family with different operating voltage levels)
Description: Subject matter comprising a circuit for translating signal data from one device to another device of the same logic family but which operate at differing voltage supply levels.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7619460 |
Reference clock receiver compliant with LVPECL, LVDS and PCI-Express supporting both AC coupling and DC coupling |
Nov. 17, 2009 |
| 7609090 |
High speed level shifter |
Oct. 27, 2009 |
| 7605608 |
Circuit for converting a voltage range of a logic signal |
Oct. 20, 2009 |
| 7598771 |
Level shifter for gate driver |
Oct. 6, 2009 |
| 7592849 |
Level shifter for semiconductor memory device implemented with low-voltage transistors |
Sep. 22, 2009 |
| 7589561 |
Tolerant CMOS receiver |
Sep. 15, 2009 |
| 7589560 |
Apparatus for configuring I/O signal levels of interfacing logic circuits |
Sep. 15, 2009 |
| 7586333 |
High speed, low supply voltage tolerant bootstrapped word line driver with high voltage isolation |
Sep. 8, 2009 |
| 7586340 |
Driving apparatus having an adjustable driving current output |
Sep. 8, 2009 |
| 7583105 |
Pull-up circuit |
Sep. 1, 2009 |
| 7579870 |
Level shifter |
Aug. 25, 2009 |
| 7573298 |
Signal transmission circuit, data transfer control device and electronic device |
Aug. 11, 2009 |
| 7567096 |
Circuit device and method of controlling a voltage swing |
Jul. 28, 2009 |
| 7567112 |
Voltage level shifter and method thereof |
Jul. 28, 2009 |
| 7568177 |
System and method for power gating of an integrated circuit |
Jul. 28, 2009 |
| 7564264 |
Preventing transistor damage |
Jul. 21, 2009 |
| 7564288 |
Semiconductor integrated circuit |
Jul. 21, 2009 |
| 7564317 |
High/low voltage tolerant interface circuit and crystal oscillator circuit |
Jul. 21, 2009 |
| 7564441 |
Data processing circuit, display apparatus, and portable terminal |
Jul. 21, 2009 |
| 7565468 |
Integrated circuit memory device and signaling method for adjusting drive strength based on topography of integrated circuit devices |
Jul. 21, 2009 |
| 7554379 |
High-speed, low-power level shifter for mixed signal-level environments |
Jun. 30, 2009 |
| 7551507 |
Power supply circuit and semiconductor memory |
Jun. 23, 2009 |
| 7545173 |
Level shift delay equalization circuit and methodology |
Jun. 9, 2009 |
| 7545170 |
Source driver and level shifting method thereof |
Jun. 9, 2009 |
| 7545171 |
Input/output device with fixed value during sleep mode or at a time of supplying initial voltage to system |
Jun. 9, 2009 |
| 7541837 |
Voltage level shifter circuit |
Jun. 2, 2009 |
| 7538581 |
Fast AC coupled level translator |
May. 26, 2009 |
| 7535261 |
Logic circuit |
May. 19, 2009 |
| 7535280 |
Apparatus and method for shifting a signal from a first reference level to a second reference level |
May. 19, 2009 |
| 7532034 |
Mixed voltage input/output buffer having low-voltage design |
May. 12, 2009 |
| 7525367 |
Method for implementing level shifter circuits for integrated circuits |
Apr. 28, 2009 |
| 7521970 |
High voltage tolerant input buffer |
Apr. 21, 2009 |
| 7521963 |
System and method for providing a low standby power interface for a low voltage I2C compatible bus |
Apr. 21, 2009 |
| 7521982 |
Drive circuit for driving power device |
Apr. 21, 2009 |
| 7511553 |
Current controlled level shifter with signal feedback |
Mar. 31, 2009 |
| 7511649 |
Circuit for converting a voltage range of a logic signal |
Mar. 31, 2009 |
| 7511572 |
High-impedance level-shifting amplifier capable of handling input signals with a voltage magnitude that exceeds a supply voltage |
Mar. 31, 2009 |
| 7511554 |
Systems and methods for level shifting using AC coupling |
Mar. 31, 2009 |
| 7504854 |
Regulating unused/inactive resources in programmable logic devices for static power reduction |
Mar. 17, 2009 |
| 7504862 |
Level shifter translator |
Mar. 17, 2009 |
| 7501874 |
Level shift circuit |
Mar. 10, 2009 |
| 7489178 |
Level shifter for use between voltage domains |
Feb. 10, 2009 |
| 7480883 |
Multiple voltage integrated circuit and design method therefor |
Jan. 20, 2009 |
| 7477086 |
Low-skew digital lever shifter for I/O |
Jan. 13, 2009 |
| 7471105 |
Level shifter and level shifting method for higher speed and lower power |
Dec. 30, 2008 |
| 7463066 |
Rail-to-rail source followers |
Dec. 9, 2008 |
| 7449917 |
Level shifting circuit for semiconductor device |
Nov. 11, 2008 |
| 7446565 |
Apparatus and method that provides active pull-up and logic translation from one signal mode to another signal mode |
Nov. 4, 2008 |
| 7443199 |
Circuit arrangement for voltage selection, and method for operating a circuit arrangement for voltage selection |
Oct. 28, 2008 |
| 7443200 |
Capacitor-coupled level shifter with duty-cycle independence and supply referenced bias configuration |
Oct. 28, 2008 |
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