The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 14, 2003
Filed:
Jul. 08, 1997
Mikko Terho, Tampere, FI;
Jari Hamalainen, Tampere, FI;
Nokia Mobile Phones Ltd., Espoo, FI;
Abstract
This invention relates w a method of data transfer via a radio telephone network between a LAN ( ) and a Mobile Station and to a data interface unit that applies the method. According to the method the LAN's data packets are formed, and the RLP control is stripped away from them, in the LAN-controller that is permanent connected to it; the data is packed into date packets in accordance with a data communications protocol and the data communications data packets are inserted into data frames of the radio telephone network when the data is transferred between the radio telephone units. The data interface unit ( ) according to the invention is connected to a LAN-controller ( ) on the side of the LAN ( ). The data interface unit ( ) incorporates a digital radio telephone unit ( ) and a data adapter ( ) for inserting the LAN's date packets into date frames and for extracting the data packets from these data frames when the data is transferred between the LAN and a Mobile Station that is connected to the digital radio telephone network.