Backup protection switch to prevent reverse power flow in a ups

Backward wave oscillator tube for the production of microwaves

Backward-compatible characterization of aggregated media...

Backwards compatible, extended method to execute check...

Backwards-compatible failure restoration in bidirectional...

Bad frame detection

Bad frame indicator in gsm mobile system

Baffle for improving coolant gas flow distribution in the...

Baffled microphone assembly

Bag utilizing a microwave susceptor pad and non-heated flap

Bait

Baking oven for the high-temperature treatment of materials...

Balance circuits for color television

Balance companded delta conversion for homodyne receiver

Balance control system for multichannel audio apparatus

Balanced a-c control circuit

Balanced active mixer circuit

Balanced am detector

Balanced amplifier employing transistors of complementary...

Balanced angle modulation detector