Kenneth J Macleod

US Patent:

39367576, Feb 3, 1976

Filed:

Oct 17, 1974

Appl. No.:

5/515730

Inventors:

Ian T. Band - Los Altos CA
Kenneth J. MacLeod - San Jose CA

Assignee:

Hewlett-Packard Company - Palo Alto CA

International Classification:

H03K 1700
H03K 366

US Classification:

328 72

Abstract:

An automatic gate control system for automatically controlling the gate of a multifunction counter for maximum resolution within a fixed maximum time limit includes a Gate Control Apparatus for Setting the Input Signal Counting Interval patented by Ian T. Band and disclosed in U. S. Pat. No. 3,693,097 issued Sept. 19, 1972, a timer responsive to a Q output of a D-type flip-flop and serially connected with an input of an OR gate and a Q output of the D-type flip-flop. The OR gate applies a set signal to a second flip-flop having a Q output coupled to a "D" input of the first flip-flop.