Universal uninterruptible power supply input circuitry and...
Unplugging apparatus
Unpowered fast gate turn-off FET
Unstable data recognition circuit for dual threshold synchronous
Unwanted signal suppression device
Up/down switch and switching signal generator
Update synchronizer
Upper power supply arrangement for mobile vehicular apparatus wi
UPS system having a function of parallel operation
UPS with bi-directional power flow
UPS with input commutation between AC and DC sources of power
UPS/CPS system
USB hub power management
USB transmission line having switching function
Use of floating diffusion for low-noise electrical inputs in CCD
User control arrangement for controlling a plurality of function
User programmable integrated circuit interconnect architecture a
User-writable random access memory logic block for programmable
Using delay to obtain high speed current driver circuit
Utilizing a depletion mode FET operating in the triode region an