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:
May. 19, 1981
Filed:
Nov. 27, 1978
Yusaku Miki, Fuchu, JP;
Hidemi Yamamoto, Kunitachi, JP;
Yuichi Kimihira, Urawa, JP;
Akio Tanaka, Yokohama, JP;
Abstract
A data processor having a stack area with a desirable variable size formed on a desirable area of a main memory unit in accordance with a direction by a user program, is provided with a stack control register group for controlling the stack area. A stack upper address register in the stack control register group holds the upper address specified on the stack area. The stack lower address register holds the lower limit address specified. A control stack pointer register holds the start address of a control stack area formed on the stack area for storing the number of a register specified by a user program and the contents thereof. A data stack pointer register holds the start address of the data stack area which is formed on said stack area and used by the user program.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile