CRADLE, NAVIGATOR, AND NAVIGATION SYSTEM

PROBLEM TO BE SOLVED: To prevent a risk of destruction due to a short circuit even when a cradle or a power source terminal of a beacon stand is exposed. SOLUTION: The cradle 3 is for holding and electrically connecting a PND (Portable Navigation Device) 2. A switching circuit 10 for supplying a pow...

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Bibliographic Details
Main Authors YAJIMA SHINICHIRO, WAKABAYASHI HIROAKI
Format Patent
LanguageEnglish
Published 28.05.2009
Subjects
CALCULATING
CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER
COMPUTING
CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
ELECTRICITY
GENERATION
GYROSCOPIC INSTRUMENTS
MEASURING
MEASURING DISTANCES, LEVELS OR BEARINGS
NAVIGATION
PHOTOGRAMMETRY OR VIDEOGRAMMETRY
PHYSICS
SIGNALLING
SURVEYING
SYSTEMS FOR STORING ELECTRIC ENERGY
TESTING
TRAFFIC CONTROL SYSTEMS
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Summary:PROBLEM TO BE SOLVED: To prevent a risk of destruction due to a short circuit even when a cradle or a power source terminal of a beacon stand is exposed. SOLUTION: The cradle 3 is for holding and electrically connecting a PND (Portable Navigation Device) 2. A switching circuit 10 for supplying a power source terminal VT 1 of the cradle 3 with source voltage BE from a vehicle only when a VICS (Vehicle Information and Communication System) beacon unit 5 is electrically connected to the beacon stand 4 electrically connected to the cradle 3 and the PND 2 is electrically connected to the cradle 3 is provided. COPYRIGHT: (C)2009,JPO&INPIT
Bibliography:Application Number: JP20070291369