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:
Jun. 30, 2009
Filed:
Jun. 10, 2004
Atsushi Ishiwata, Muko, JP;
Toshihiro Tatsumi, Kyoto, JP;
Atsushi Ishiwata, Muko, JP;
Toshihiro Tatsumi, Kyoto, JP;
Panasonic Corporation, Osaka, JP;
Abstract
The present invention provides a method for automatically selecting, as a master, an optimum Bluetooth device for the master which can be stably connected to more devices in a Bluetooth network. According to the present invention, each of Bluetooth apparatuses capable of being masters acquires the device address of the connectable Bluetooth apparatus in response to an inquiry at, then, the each Bluetooth apparatus capable of being the masters acquires evaluation information such as the number of device address discoveries from the other Bluetooth apparatuses at, and the evaluation information of a self-device is compared with the acquired evaluation information of the other device attoin order to determine the Bluetooth apparatus to be the master based on a predetermined evaluating method for the evaluation information which is acquired. Thus, the master/slave decision of the self-device is caused to proceed.