Sony Corporation

Takamitsu Kasai

Kenji Saito

Junichi Tadano

Ryosuke Tobiyama

Takeshi Endo

Ippei Murofushi

Kenji Takagi

An information processing system is disclosed which includes: an information processing apparatus proper configured to include an optical communication connection portion establishing optical communication connection; a first functionality expansion apparatus configured to have an optical communication connection portion optically communicating with the information processing apparatus proper, and a first processing function portion processing or storing data for use by the information processing apparatus; and a second functionality expansion apparatus configured to have an optical communication connection portion optically communicating with the first functionality expansion apparatus, and a second processing function portion.

Information processing system and functionality expansion apparatus

An information processing apparatus includes: an information processing main unit; a display unit electrically connected to the information processing main unit; and a jack having a cylindrical sleeve provided at a housing of the information processing main unit and located coaxially with an insertion hole through which an external terminal is inserted, the jack having a cylindrical hole for accommodating the external terminal, wherein the sleeve of the jack is accommodated inside the housing of the information processing main unit; and an end face of the sleeve facing toward the housing is covered by the housing in the axial direction of the sleeve.

Information processing apparatus

Connector

Growing community of inventors

Nagano, Japan

Takamitsu Kasai