PORTABLE TERMINAL DEVICE AND DISPLAY METHOD

PROBLEM TO BE SOLVED: To provide a portable terminal device and a display method which can allow a user to keep the track of his/her current position even if the remaining amount of a battery is exhausted. SOLUTION: A portable telephone 1 comprises: a battery 6 as an electric power supply; a display...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	INO IPPEI
Format:	Patent
Sprache:	eng
Schlagworte:	DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH ISMODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THEDEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY,COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g.SWITCHING, GATING, MODULATING OR DEMODULATING ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY FREQUENCY-CHANGING NON-LINEAR OPTICS OPTICAL ANALOGUE/DIGITAL CONVERTERS OPTICAL LOGIC ELEMENTS OPTICS PHYSICS TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF TELEPHONIC COMMUNICATION WIRELESS COMMUNICATIONS NETWORKS
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