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.

Date of Patent:
Oct. 05, 1999

Filed:

Oct. 17, 1997
Applicant:
Inventors:

Timothy J Muths, Keller, TX (US);

Steven T Barrett, Grapevine, TX (US);

Assignee:

Motorola, Inc., Schaumburg, IL (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04M / ; H04M / ;
U.S. Cl.
CPC ...
455412 ; 455517 ; 455561 ; 455445 ; 370428 ;
Abstract

The method includes establishing a first data channel (16) between the calling communication unit (44) and the wireless communication system (40), the first data channel configured to receive and transmit the data communication (21); after establishing the first data channel and before a second data channel (22) has been established between the wireless communication system and the called communication unit (84), receiving by the calling communication unit a message (19), the message indicating that the second data channel has been established; and based on the message, the calling unit transmitting the data communication via the first data channel.


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