Synthesiser Circuit Patents


(342K)
3,444,362
Antilogarithmic Function Generator
Inventor:
Assignee:
Alan R. Pearlman
Teledyne, Inc.
Granted:
Filed:
May 13, 1969
Oct. 30, 1964
 

(602K)
3,475,623
Electronic High-Pass And Low-Pass Filters Employing The Base To Emitter Diode Resistance Of Bipolar Transistors
Inventor:
 
Robert A. Moog
 
Granted:
Filed:
Oct. 28, 1969
Oct. 10, 1966
 

(490K)
3,805,091
Frequency Sensitive Circuit Employing Variable Transconductance Circuit
Inventor:
Assignee:
Dennis P. Colin
ARP Instruments, Inc.
Granted:
Filed:
Apr. 16, 1974
Jun. 15, 1972
 

(220K)
3,924,199
N-Pole Filter Circuit Having Cascaded Filter Sections
Inventor:
Assignee:
Alan R. Pearlman
ARP Instruments, Inc.
Granted:
Filed:
Dec. 2, 1975
Feb. 4, 1974
 

(436K)
4,011,466
Dynamic Filter
Inventors: Alan R. Pearlman,
Timothy C. Gillette
Granted:
Filed:
Mar. 8, 1977
May. 10, 1976
Assignee: ARP Instruments, Inc.

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