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:
Aug. 25, 2020
Filed:
Mar. 28, 2019
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventor:
Toshimichi Yamada, Chino, JP;
Assignee:
SEIKO EPSON CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 13/40 (2006.01); G06F 13/20 (2006.01); G06F 13/42 (2006.01); B60R 16/023 (2006.01);
U.S. Cl.
CPC ...
G06F 13/4022 (2013.01); G06F 13/20 (2013.01); G06F 13/4282 (2013.01); B60R 16/023 (2013.01); G06F 2213/0042 (2013.01);
Abstract
A circuit device includes first and second physical layer circuits, a bus switch circuit that switches connection between a first bus and a second bus that comply with a USB standard on in a first period and off in a second period, and a processing circuit that performs, in the second period, packet transfer processing on a transfer route that includes the first bus, the first and second physical layer circuits, the second bus. The bus switch circuit includes a first switch circuit, a second switch circuit, and a signal line connected between the first switch circuit and the second switch circuit.