Telecommunications – Transmitter and receiver at same station – Radiotelephone equipment detail
Reexamination Certificate
2006-02-14
2006-02-14
Trost, William (Department: 2683)
Telecommunications
Transmitter and receiver at same station
Radiotelephone equipment detail
C455S418000, C455S423000, C455S425000, C455S067110, C455S566000
Reexamination Certificate
active
06999787
ABSTRACT:
The invention relates to a method for synchronizing the internal clock of a mobile radio terminal with the local time, which is characterized in that the mobile radio terminal transmits a short message (SM) to itself, the local time may be deduced from the transmission and received times for the short message signal and the time stamp within the received short message and the internal clock is synchronized with the said local time.
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patent: 6563765 (2003-05-01), Ishigaki
patent: 6587398 (2003-07-01), Mock et al.
patent: 6728533 (2004-04-01), Ishii
patent: 2004/0072595 (2004-04-01), Anson et al.
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patent: 2 362 787 (2000-12-01), None
Ewart James D
Greenspan, Esq. Myron
Lackenbach & Siegel LLP
T-Mobile Deutschland GmbH
Trost William
LandOfFree
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