The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 31, 1995
Filed:
Sep. 06, 1994
Applicant:
Inventors:
Roger S Countryman, Austin, TX (US);
Jose Alvarez, Leander, TX (US);
Assignee:
Motorola, Inc., Schaumburg, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K / ; H03K / ; H03L / ;
U.S. Cl.
CPC ...
331-2 ; 331-8 ; 331 10 ; 331 17 ; 331 25 ; 331 34 ; 331 57 ; 3311 / ;
Abstract
A voltage controlled oscillator (VCO) 16 generates a periodic clock signal without the use any resistors. Therefore, the described VCO may be advantageously incorporated into devices fabricated with semiconductor processes without special resistor-base design constraints.