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. 25, 2004
Filed:
Aug. 01, 2000
Yuji Kawase, Matsumoto, JP;
Seiko Epson Corporation, Tokyo, JP;
Abstract
An interface apparatus having a power-saving function, a control method therefor and an information-storing medium are provided. In the interface apparatus having a receiving means for receiving data from a first host unit and a sending means for sending the data received by the receiving means from the first host unit to a second host unit, a wait-state selecting means for selecting a predetermined wait state from a plurality of wait states according to operation of one of the receiving means and the sending means is provided. The state is shifted to a power-saving state as and when required, thereby allowing power consumption to be reduced; and concurrently, transition to the power-saving state is controlled via the host, thereby allowing commands to be transferred at a high speed. In addition, information required for saving power is received from the host, thereby allowing independently determine a power-saving mode.