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:
Apr. 20, 2004
Filed:
Dec. 06, 2000
Applicant:
Inventor:
Shuzo Fujioka, Hyogo, JP;
Assignee:
Other;
Primary Examiner:
Int. Cl.
CPC ...
G06F 9/06 ; G06F 1/00 ; H04L 9/12 ;
U.S. Cl.
CPC ...
G06F 9/06 ; G06F 1/00 ; H04L 9/12 ;
Abstract
There is provided a microcomputer including: an external apparatus discrimination means for discriminating that an external apparatus is connected to said microcomputer via an IC card interface section, based on a discrimination signal to be transmitted by said external apparatus, when the external apparatus is placed in a communicatable status which allows communication by feeding a power supply, a clock signal and initializing an operation; and memory contents change means for receiving data including a CPU program, from the external apparatus and executing changing of the contents of a memory, thereby allowing modification of a CPU program stored in the microcomputer during manufacture.