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Application filed by Acer IncfiledCriticalAcer Inc
Priority to TW92119193ApriorityCriticalpatent/TWI220509B/en
Application grantedgrantedCritical
Publication of TWI220509BpublicationCriticalpatent/TWI220509B/en
Publication of TW200502885ApublicationCriticalpatent/TW200502885A/en
A handheld navigation device is executed in wireless network environment to acquire the provided services of host server by going through jointly-connected host servers of wireless network with the handheld navigation device. The technical emphasis of the invention is that the host server can transmit the positioning point information corresponding to the position information, to the said output means for outputting by the said transmitting and receiving means of the positioning signal, and through the wireless network by virtue of each transmission method used by wireless network, such as MP3, IEEE802.11 or infrared transmission. IEEE802.11a, IEEE802.11b or IEEE802.11g are used as the transmission means of wireless signal between the operating device and the means of transmitting and receiving the positioning signal.
TW92119193A2003-07-102003-07-10Navigation system in demonstration space of wireless network environment
TWI220509B
(en)
A signal to be transmitted in a communication network system, a user equipment adapted to produce such a signal, a communication network system comprising such a user equipment, and a method for processing such a signal