Patent Number: 6,297,802

Title: Wireless communication system having a plurality of transmitting parts one of which is selectively used

Abstract: A wireless communication system in which an angle range of an operational device such as a keyboard or a drawing input device or other peripheral devices are usable, is expanded, and the operability of the device is improved. The system includes at least one data sending unit and a data processing unit remote from the data sending unit. The data processing unit includes a plurality of wireless data communication units each of which includes a wireless data receiving element capable of receiving data transmitted from the data sending unit by wireless communication. The wireless data communication units are directed to different directions. The data processing unit performs a wireless communication with the data sending unit by selecting one of the wireless data communication units.

Inventors: Fujioka; Susumu (Kanagawa, JP)

Assignee: Ricoh Company, Ltd.

International Classification: G06F 1/16 (20060101); G06F 1/18 (20060101); G06F 3/023 (20060101); G06F 3/033 (20060101); H04N 7/14 (20060101); G09G 005/00 (); G09G 005/08 (); H04N 005/44 ()

Expiration Date: 10/02/2018