Method and system for transmitting a data communication from a c

Details Method and system for transmitting a data communication from a c Method and system for transmitting a data communication from a c

1997-10-17

1999-10-05

Vo, Nguyen

Telecommunications

Radiotelephone system

Message storage or retrieval

455517, 455561, 455445, 370428, H04M 1110, H04M 100

Patent

active

059638605

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.

REFERENCES:
patent: 5519699 (1996-05-01), Ohsawa
patent: 5555447 (1996-09-01), Kotzin et al.
patent: 5559797 (1996-09-01), Murase
John D. Spragins et al, "Telecommunications Protocols and Design ", pp. 95-105, Jul. 1992.

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