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.:

US 7219193 B1

PDF
Full Text
Expired
Date of Patent:
May. 15, 2007

Filed:

Nov. 19, 2004
Applicants:

Noriko Inoue, Tokyo, JP;

Yusuke Sugiura, Kanagawa, JP;

Inventors:

Noriko Inoue, Tokyo, JP;

Yusuke Sugiura, Kanagawa, JP;

Assignee:

Kabushiki Kaisha Toshiba, Minato-Ku, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A FIFO control circuit for passing receive data and transmit data in a first-in first-out system, respectively, is provided. The FIFO control circuit comprises a receiving circuit; a transmitting circuit; a FIFO buffer for temporarily storing receive data received by the receiving circuit and transmit data to be transmitted by the transmitting circuit; a free space management circuit for managing free space of the FIFO buffer; a first address storage unit for storing an address range in which the receive data is stored in the FIFO buffer; a second address storage unit for storing an address range in which the transmit data is stored in the FIFO buffer; a write pointer control circuit writing the receive data and the transmit data; and a read pointer control circuit reading out the receive data and the transmit data from the FIFO buffer.


Find Patent Forward Citations

Inoue, Noriko. (2007). Fifo control circuit (U.S. Patent No. 7219193). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7219193

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