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. 05, 1998
Filed:
Mar. 21, 1996
Yasuo Iijima, Yokoahama, JP;
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Abstract
As a method for transferring data between a first data processing apparatus and a second data processing apparatus connected thereto attachably and detachably, there is provided a transmission method of changing protocol having a step for transmitting a first request signal from the first data processing apparatus to the second data processing apparatus, based on a first protocol, for requesting a change from the first protocol to second protocol, a second transmission step for transmitting, when no first response signals to the first request signal are received from the second data processing apparatus, a second request signal to the second data processing apparatus, based on the second protocol, for requesting the change from the first to the second protocol, and a step for determining, in accordance with receiving of a second response signal to the second request signal from the second data processing apparatus, whether data transfer between the apparatuses should be executed or not. There is also provided a data processing apparatus using this method.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile