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Infinite impulse response resonator digital filter

Patent image
NSA

The IIR resonator digital filter which is the subject of this patent invention comprises a first register having a plurality of inputs and outputs, a multiplexer/demultiplexer having a plurality of inputs and outputs, a first multiplier having a plurality of inputs and an output, a second multiplier having a plurality of inputs and an output, a third multiplier having a plurality of inputs and an output, an adder having a plurality of inputs and an output, a subtractor having a plurality of inputs and an output, and a second register having an input and a plurality of outputs. The IIR resonator digital filter features a multiplexer/demultiplexer that has five logical states.

Inventors: 
Sinutko, Michael
Patent Number: 
Technical domain: 
Communications
FIle Date: 
2010-08-05
Grant Date: 
2013-03-12
Grant time: 
950 days
Grant time percentile rank: 
17
Claim count percentile rank: 
1
Citations percentile rank: 
1
'Cited by' percentile rank: 
1
Assignee: 
US NATIONAL SECURITY AGENCY