Timers Counters Constants
Timers Counters Constants
Timers Counters Constants
Timer
Start
Stop
T300
Transmission of
RRC
CONNECTION
REQUEST
Reception of
RRC
CONNECTION
SETUP
T302
Transmission of
CELL
UPDATE/URA
UPDATE
Reception of
CELL UPDATE
CONFIRM/URA
UPDATE
CONFIRM
Reception of UE
CAPABILITY
INFORMATION
CONFIRM
T304
T305
T307
Counters for
At expiry
Counter
Retransmit RRC
CONNECTION
REQUEST if V300
=< N300, else go to
Idle mode
V300
Retransmit CELL
UPDATE/URA
UPDATE if V302 =<
N302, else, go to
Idle mode
Transmission of
Retransmit UE
UE CAPABILITY
CAPABILITY
INFORMATION
INFORMATION if
V304 =< N304, else
initiate a cell update
procedure
Entering
Entering another Transmit CELL
CELL_FACH or
state.
UPDATE if T307 is
URA_PCH or
not activated and
CELL_PCH state.
the UE detects in
Reception of
service area.
CELL UDPATE
Otherwise, if T307 is
CONFIRM/URA
not active, start
UPDATE
T307.
CONFIRM.
When the timer When the UE
Transit to idle mode
T305 has
detects in
expired and the service area.
UE detects out
of service area.
V302
T308
Transmission of
RRC
CONNECTION
RELEASE
COMPLETE
Not stopped
Transmit RRC
CONNECTION
RELEASE COMPLETE
if V308 <=N308,
else go to idle
mode.
T309
Upon reception
of CELL CHANGE
ORDER FROM
UTRAN message
Resume the
connection to
UTRAN
T310
Transmission of
PUSCH
CAPACITY
REQUEST
Successful
response to a
connection
establishment
request in the
new cell.
Reception of
PHYSICAL
SHARED
CHANNEL
ALLOCATION
Transmit PUSCH
CAPACITY REQUEST
if V310 =< N310,
else procedure
stops.
V304
V308
V310
T311
Reception of
PHYSICAL
SHARED
CHANNEL
ALLOCATION
message with
the CHOICE
PUSCH
allocation set
to PUSCH
allocation
When the UE
starts to
establish
dedicated CH
Reception of
PHYSICAL
SHARED
CHANNEL
ALLOCATION
message with
CHOICE PUSCH
allocation set
to PUSCH
allocation
assignment.
When the UE
detects N312 in
sync indication
from L1.
UE may initiate a
PUSCH capacity
request procedure.
T313
When the UE
detects
consecutive
N313 out of
sync indication
from L1.
When the UE
detects
consecutive
N315 in sync
indication from
L1.
T314
When the
criteria for radio
link failure are
fulfilled.
T312
The timer is
started if radio
bearer(s) that
are associated
with T314 exist
of if only RRC
connection
exists.
T315
When the
criteria for radio
link failure are
fulfilled.
The timer is
started only if
radio bearer(s)
that are
associated with
T315 exist.
T316
When the UE
When the UE
detects out of
detects in
service area in service area.
URA_PCH or
CELL_PCH state
T317
Counters for UE
Reset
Incremented
When initiating
the procedure
RRC connection
establishment
Upon expiry of
T300.
N300
When initiating
the procedure
Cell update or
URA update
Upon expiry of
T302
N302
When sending
the first UE
CAPABILITY
INFORMATION
message.
Upon expiry of
T304
N304
When sending
the first RRC
CONNECTION
RELEASE
COMPLETE
message in a
RRC connection
release
procedure.
When sending
the first PUSCH
CAPACITY
REQUEST
message in a
PUSCH capacity
request
procedure
Upon expiry of
T308
N308
Upon expiry of
T310
N310
N312
N313
N315