Abstract: A mobile telephone in which a camera portion is rotatably provided in a coupling portion for rotatably coupling a first casing and a second casing to each other, and a main display part and a manipulating part are provided in a casing surface and is hidden when the first and second casings are closed relative to each other. A sub-display part and an image pick-up button are provided in a surface of the first casing and are always exposed. A switch is provided for changing over the display condition of the sub-display part between a camera mode and an equipment status display mode, whereby the image pick-up by the camera portion can be simply carried out with no affect resulting from any folding motion of the casings.

Abstract: A portable phone including a connecting member such as a hinge part for coupling a display housing and a grip housing in a manner that a first state in which the display housing and the grip housing are folded together, and a second state in which the display housing and the grip housing are coupled at one end, are exchangeable. The display housing includes a display unit, a fuel cell, and a fuel cartridge, and the grip housing includes an operation part and a rechargeable part for storing electricity generated by the fuel cell, the fuel cartridge is detachably mounted on the side face of the display housing.

Abstract: A mobile telephone in which a camera portion is rotatably provided in a coupling portion for rotatably coupling a first casing and a second casing to each other, and a main display part and a manipulating part are provided in a casing surface and is hidden when the first and second casings are closed relative to each other. A sub-display part and an image pick-up button are provided in a surface of the first casing and are always exposed. A switch is provided for changing over the display condition of the sub-display part between a camera mode and an equipment status display mode, whereby the image pick-up by the camera portion can be simply carried out with no affect resulting from any folding motion of the casings.

Abstract: There is provided a mobile telephone in which a camera portion is rotatably provided in a coupling partition for rotatably coupling a first casing and a second casing with each other, a main display part and a manipulating part are provided in a casing surface which is hidden in a condition in which the first casing and the second casing are folded to each other. And a subdisplay part and an image pick-up button are provided in a first casing surface which is always exposed, and a switch for changing over the display condition of the subdisplay part between a camera mode and an equipment status display mode is provided, whereby the image pick-up by the camera portion can be simply carried out with no affection by folding motion of the casings.

Abstract: There is provided a mobile telephone in which a camera portion is rotatably provided in a coupling partition for rotatably coupling a first casing and a second casing with each other, a main display part and a manipulating part are provided in a casing surface which is hidden in a condition in which the first casing and the second casing are folded to each other. And a subdisplay part and an image pick-up button are provided in a first casing surface which is always exposed, and a switch for changing over the display condition of the subdisplay part between a camera mode and an equipment status display mode is provided, whereby the image pick-up by the camera portion can be simply carried out with no affection by folding motion of the casings.

Abstract: A tag management server includes a database for storing tag management information corresponding to respective ID tags, wherein the tag management server judges whether the inquiry is legitimate or not, based on tag information corresponding to an ID tag managed by the tag management server, the tag management server retrieves tag management information corresponding to the tag information used in the legitimate inquiry from the database, and when the corresponding tag management information is retrieved, the tag management server supplies the tag management information to an inquirer, and when the inquiry is not legitimate or when corresponding tag management information is not retrieved, the tag management server gives a notice of the fact to the inquirer.

Abstract: In order to display distortion-free and high-precision images which give a three-dimensional appearance to many crews in a ride simulation system, there is provided a ride simulation system comprising a ride casing which is in shape of a capsule and can accept one or more people and a driving mechanism for driving this ride casing, wherein a horizontally long, curve screen is provided at the front of the interior of the ride casing, a plurality of projectors are provided at the rear of the interior of the ride casing, and because of projection on each corresponding divided area of the curve screen by means of the plurality of projectors, one picture is displayed on the curve screen.