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Class Information
Number: 326/62
Name: Electronic digital logic circuitry > Interface (e.g., current drive, level shift, etc.)
Description: Subject matter comprising an intermediate circuit or a coupling circuit for providing an operational compatibility between noncommon logic function devices or between a logic function device and its circuit environment.
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 |
| 7602210 |
Two-wire transmitter |
Oct. 13, 2009 |
| 7598791 |
Semiconductor integrated apparatus using two or more types of power supplies |
Oct. 6, 2009 |
| 7589560 |
Apparatus for configuring I/O signal levels of interfacing logic circuits |
Sep. 15, 2009 |
| 7583105 |
Pull-up circuit |
Sep. 1, 2009 |
| 7576619 |
Integrated circuit arrangement |
Aug. 18, 2009 |
| 7557634 |
Low-power consumption high-voltage CMOS driving circuit |
Jul. 7, 2009 |
| 7554379 |
High-speed, low-power level shifter for mixed signal-level environments |
Jun. 30, 2009 |
| 7547995 |
Dynamic over-voltage protection scheme for interface circuitry |
Jun. 16, 2009 |
| 7541835 |
Circuit technique to achieve power up tristate on a memory bus |
Jun. 2, 2009 |
| 7528628 |
Voltage converter with auto-isolation function |
May. 5, 2009 |
| 7521970 |
High voltage tolerant input buffer |
Apr. 21, 2009 |
| 7521966 |
USB 2.0 transmitter using only 2.5 volt CMOS devices |
Apr. 21, 2009 |
| 7511552 |
Method and apparatus of a level shifter circuit having a structure to reduce fall and rise path delay |
Mar. 31, 2009 |
| 7511553 |
Current controlled level shifter with signal feedback |
Mar. 31, 2009 |
| 7511556 |
Multi-function circuit module having voltage level shifting function and data latching function |
Mar. 31, 2009 |
| 7501875 |
High frequency differential voltage level shifter |
Mar. 10, 2009 |
| 7495483 |
Input buffer for CMOS integrated circuits |
Feb. 24, 2009 |
| 7495475 |
Drive circuit |
Feb. 24, 2009 |
| 7492189 |
Current mode bus interface system, method of performing a mode transition and mode control signal generator for the same |
Feb. 17, 2009 |
| 7479804 |
Interface device and information processing system |
Jan. 20, 2009 |
| 7474138 |
Level shift circuit and driver circuit using the same |
Jan. 6, 2009 |
| 7466183 |
Level shift circuit |
Dec. 16, 2008 |
| 7459938 |
Method and apparatus for power efficient and scalable memory interface |
Dec. 2, 2008 |
| 7449917 |
Level shifting circuit for semiconductor device |
Nov. 11, 2008 |
| 7446568 |
Receiver start-up compensation circuit |
Nov. 4, 2008 |
| 7436208 |
Carry circuit with power-save mode |
Oct. 14, 2008 |
| 7414429 |
Integration of high-speed serial interface circuitry into programmable logic device architectures |
Aug. 19, 2008 |
| 7411419 |
Input/output systems and methods |
Aug. 12, 2008 |
| 7411439 |
Driver circuit with reduced jitter between circuit domains |
Aug. 12, 2008 |
| 7408544 |
Level converter circuit and a liquid crystal display device employing the same |
Aug. 5, 2008 |
| 7397273 |
Bidirectional logic isolation multiplexing with voltage level translation capability for open-drain circuitry |
Jul. 8, 2008 |
| 7382173 |
Level shift circuit with voltage pulling |
Jun. 3, 2008 |
| 7382168 |
Buffer circuit with multiple voltage range |
Jun. 3, 2008 |
| 7368970 |
Level shifter circuit |
May. 6, 2008 |
| 7365573 |
Mixed-voltage interface and semiconductor integrated circuit |
Apr. 29, 2008 |
| 7358950 |
Signal processing circuit, low-voltage signal generator, and image display incorporating the same |
Apr. 15, 2008 |
| 7352207 |
Output driver with common mode feedback |
Apr. 1, 2008 |
| 7352213 |
Ac powered logic circuitry |
Apr. 1, 2008 |
| 7352228 |
Method and apparatus of a level shifter circuit with duty-cycle correction |
Apr. 1, 2008 |
| 7345510 |
Method and apparatus for generating a reference signal and generating a scaled output signal based on an input signal |
Mar. 18, 2008 |
| 7323924 |
Level shifter circuit |
Jan. 29, 2008 |
| 7312635 |
Integrated circuit provided with core unit and input and output unit |
Dec. 25, 2007 |
| 7310012 |
Voltage level shifter apparatus |
Dec. 18, 2007 |
| 7304502 |
Level shifter and flat panel display comprising the same |
Dec. 4, 2007 |
| 7304524 |
Data interface circuit and data transmitting method |
Dec. 4, 2007 |
| 7301386 |
Apparatus for improved delay voltage level shifting for large voltage differentials |
Nov. 27, 2007 |
| 7288982 |
Signal converting circuit |
Oct. 30, 2007 |
| 7286005 |
Supply voltage switching circuit |
Oct. 23, 2007 |
| 7274218 |
Integrated circuit |
Sep. 25, 2007 |
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