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:
Feb. 19, 1991
Filed:
Mar. 20, 1989
Tadayoshi Nakayama, Kanagawa, JP;
Hisashi Ishikawa, Kanagawa, JP;
Susumu Kozuki, Tokyo, JP;
Koji Takahashi, Kanagawa, JP;
Katsuji Yoshimura, Kanagawa, JP;
Kenichi Nagasawa, Kanagawa, JP;
Tomohiko Sasatani, Kanagawa, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A transmission system, of the type wherein input data to be transmitted is stored in blocks and less than all stored data is extracted from the blocks for transmission and the extracted data is subjected to interpolation to restore all of the data, includes computing circuits for obtaining respective differences between input data and restored data and between input data and stored data and the sums of such differences, and further computing and comparison circuits operating with such differences sums to effect selective transmission of the input data or the extracted data.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile