Telecommunications – Transmitter and receiver at separate stations – Plural transmitters or receivers
Reexamination Certificate
2006-11-14
2006-11-14
Trinh, Sonny (Department: 2618)
Telecommunications
Transmitter and receiver at separate stations
Plural transmitters or receivers
C455S041200, C455S069000
Reexamination Certificate
active
07136667
ABSTRACT:
The invention relates to radio terminal equipment arrangement comprising radio terminal equipment and one or more secondary terminal units, the radio terminal equipment being configured to communicate with the one or more secondary terminal units by using wireless low-power radio frequency (LPRF) connections, and to use a predetermined transmitter power class. The radio terminal equipment is further configured to detect a change in a usage environment of the radio terminal equipment; and to change the transmitter power class of the radio terminal equipment based on the changed usage environment of the radio terminal equipment.
REFERENCES:
patent: 4636741 (1987-01-01), Mitzlaff
patent: 4989260 (1991-01-01), Meade
patent: 5999832 (1999-12-01), Vannatta et al.
patent: 6029074 (2000-02-01), Irvin
patent: 6853851 (2005-02-01), Rautiola et al.
patent: 0 390 360 (1990-03-01), None
3GPP, Bluetooth Specification, Version 1.1, Feb. 22, 2001, p. 21-22.
Lilja Antti
Maarala Mika
Hollingsworth & Funk LLC
Trinh Sonny
LandOfFree
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