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:
Aug. 10, 2004
Filed:
Nov. 10, 1999
Applicant:
Inventors:
Jukka Ranta, Turku, FI;
Jouko Häkkänen, Salo, FI;
Seppo Rosnell, Salo, FI;
Tapani Ekman, Salo, FI;
Assignee:
Nokia Mobile Phones Limited, Espoo, FI;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04M 1/00 ; H04B 1/38 ;
U.S. Cl.
CPC ...
H04M 1/00 ; H04B 1/38 ;
Abstract
For establishing a local communication connection between a terminal ( ) of a cellular radio system and an accessory device ( ), a radio channel is identified ( ) on which there is no perceivable radio traffic in the cellular radio system, and a communication connection is established ( ) between the terminal and the accessory device on the identified radio channel. The radio channel is preferably a code channel of a CDMA system.