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Uplink Channel (UARFCN)
Last updated: February 3, 2009
Uplink Channel
The
Uplink Channel
setting specifies the uplink UTRA Absolute RF Channel Number (UARFCN). This automatically sets the test set's receivers to the expected UE transmit frequency.
The relationship between UARFCN and uplink frequency is described in 3GPP TS 25.101 section 5.
Uplink Frequency and UARFCN, and Uplink Channel Range
|
Band |
TS 25.101
DL to UL Frequency Separation (MHz) |
TS 25.101
Center Frequency Range (MHz) |
TS 25.101
UARFCN Equation |
TS 25.101
UARFCN Range |
Test Set "Uplink Channel" Range |
I
(IMT-2000) |
190 |
1922.4 - 1977.6,
increment = 0.2 |
5 * (center freq in MHz) |
9612 - 9888
|
9612 - 9888
|
II
(U.S. PCS) |
80 |
1852.4 - 1907.6,
increment = 0.2 |
5 * (center freq in MHz) |
9262 - 9538 |
9262 - 9538 |
1852.5 - 1907.5,
increment = 5 |
5 * ((center freq in MHz) - 1850.1 MHz) |
12, 37, 62, 87, 112, 137, 162, 187, 212, 237, 262, 287 |
12, 37, 62, 87, 112, 137, 162, 187, 212, 237, 262, 287 |
III
(DCS/PCS) |
95 |
1712.4 - 1782.6,
increment = 0.2 |
5 * ((center freq in MHz) - 1525 MHz) |
937 - 1288 |
937 - 1288 |
|
IV |
400 |
1712.4 - 1752.6,
increment = 0.2 |
5 * ((center freq in MHz) - 1450 MHz) |
1312 - 1513 |
1312 - 1513 |
1712.5 - 1752.5,
increment = 5 |
5 * ((center freq in MHz) - 1380.1 MHz) |
1662, 1687, 1712, 1737, 1762, 1787, 1812, 1837, 1862 |
1662, 1687, 1712, 1737, 1762, 1787, 1812, 1837, 1862 |
V
(US Cellular) |
45 |
826.4 - 846.6,
increment = 0.2 |
5 * (center freq in MHz) |
4132 - 4233 |
4132 - 4233 |
|
826.5, 827.5, 831.5, 832.5, 837.5, 842.5 |
5* ((center freq in MHz) - 670.1 MHz) |
782, 787, 807, 812, 837, 862 |
782, 787, 807, 812, 837, 862 |
VI
(Japan 800) |
45 |
832.4 - 837.6,
increment = 0.2 |
5 * (center freq in MHz) |
4162 - 4188 |
4162 - 4188 |
|
832.5, 837.5 |
5 * ((center freq in MHz) - 670.1 MHz) |
812, 837 |
812, 837 |
|
VII |
120 |
2502.4 - 2567.6,
increment = 0.2 |
5 * ((center freq in MHz) - 2100 MHz) |
2012 - 2338 |
2012 - 2338 |
2502.5 - 2567.5,
increment = 5 |
5 * ((center freq in MHz) - 2030.1 MHz) |
2362, 2387, 2412, 2437, 2462, 2487, 2512, 2537, 2562, 2587, 2612, 2637, 2662, 2687 |
2362, 2387, 2412, 2437, 2462, 2487, 2512, 2537, 2562, 2587, 2612, 2637, 2662, 2687 |
|
VIII |
45 |
882.4 - 912.6 |
5 * ((center freq in MHz) - 340 MHz) |
2712 - 2863 |
2712 - 2863 |
|
IX |
95 |
1752.4 - 1782.4,
increment = 0.2 |
5 * (center freq in MHz) |
8762 - 8912 |
8762 - 8912 |
|
X |
400 |
1712.4 - 1767.6,
increment = 0.2 |
5 * ((center freq in MHz) - 1135 MHz) |
2887 - 3163 |
2887 - 3163 |
1712.5-1767.5,
increment = 5 |
5 * ((center freq in MHz) - 1075.1 MHz) |
3187, 3212, 3237, 3262, 3287, 3312, 3337, 3362, 3387, 3412, 3437, 3462 |
3187, 3212, 3237, 3262, 3287, 3312, 3337, 3362, 3387, 3412, 3437, 3462 |
|
XI |
48 |
1430.4 - 1450.4,
increment = 0.2 |
5 * ((center freq in MHz) - 733 MHz) |
3487 - 3587 |
3487 - 3587 |
|
XII |
30 |
700.4 - 713.6,
increment = 0.2 |
5 * ((center freq in MHz) + 22 MHz) |
3612 - 3678 |
3612 - 3678 |
|
700.5, 701.5, 706.5, 707.5, 712.5, 713.5 |
5 * ((center freq in MHz) + 39.9 MHz) |
3702, 3707, 3732, 3737, 3762, 3767 |
3702, 3707, 3732, 3737, 3762, 3767 |
|
XIII |
31 |
779.4 - 784.6,
increment = 0.2 |
5 * ((center freq in MHz) - 21 MHz) |
3792 - 3818
|
3792 - 3818 |
|
779.5, 784.5 |
5 * ((center freq in MHz) - 11.1 MHz) |
3842, 3867 |
3842, 3867 |
|
XIV |
30 |
790.4 - 795.6,
increment = 0.2 |
5 * ((center freq in MHz) - 12 MHz) |
3892 - 3918 |
3892 - 3918 |
|
790.5, 795.5 |
5 * ((center freq in MHz) - 2.1 MHz) |
3942, 3967 |
3942, 3967 |
You can specify the uplink UARFCN in one of two ways:
-
Uplink Channel
Directly set the
Uplink Channel
setting to a specific uplink UARFCN value.
GPIB commands:
CALL:UPLink:CHANnel[:MCHannel]
-
Automatically Determined by
DL Channel
Setting
When
Uplink Channel
is set to
Auto
, the uplink UARFCN is automatically determined by the
DL Channel
setting (the test set subtracts the frequency separation associated with the
DL Channel
's band from the
DL Channel
setting).
GPIB command:
CALL:UPLink:CHANnel:CONTrol:AUTO
To query the current uplink channel number via GPIB command, see
CALL:STATus:UPLink:CHANnel?
.
Current Info, UL: Channel and Frequency
is also displayed on the
Channel (UARFCN) Information
screen.
When in
FDD Test
operating mode, the expected uplink frequency can also be set by manually entering the
Uplink Frequency
(see
Receiver Control
).
Operating Considerations
-
These settings cannot be changed while in active cell operating mode. Attempting to change these settings while in this mode results in an error and the test set rejects the change. Use the
Cell Off
operating mode when changing these settings. See
CALL:OPERating
to select operating modes.
-
To hand over to a new uplink channel while on a connection, you must perform a
Physical Channel Reconfiguration
,
Transport Channel Reconfiguration
or
Radio Bearer Reconfiguration
. After successful completion of a handover to a new UL UARFCN, the
Uplink Channel
setting is overwritten with the value of the handover uplink channel
.
-
If the
Uplink Channel
setting results in an UL/DL offset of less than 30 MHz when compared with the
DL Channel
setting, the warning message "Performance not specified for UL/DL frequency offset <30 MHz" is issued.
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