Comments (6)
Hello, could you please mention where did you find this and for which band ?
Thanks.
from free5gran.
Hi, some TDD NR bands, for example TDD N41, N78, N79 get PBCH SCS 30kHz. You can refer to 3GPP specs or follow the following table :
from free5gran.
Yes sure, it is already implemented in the code. My question was where in the code did you find that the SCS is fixed ?
For information, in the current release, we do not implement SS Block patterns. The current statement is that Bands below 3Ghz have a SSB SCS of 15khz and bands above have a SSB SCS of 30khz.
from free5gran.
Hi, I just look through part of you code, so I think I was wrong. "The current statement is that Bands below 3Ghz have a SSB SCS of 15khz and bands above have a SSB SCS of 30khz" is the key to unlock my puzzle. I think this may be true at most of the situation. But not always true, my real intention is that bind the SSB SCS property to specific bands may be a future improvement of your code. For these bands with multiple SSB SCS, we should blind detect all of possible situation.
For example,
n5, n41,n66,n90 is below 3GHz, but they can be with SCS =30kHz
In fact , in my country, SSB SCS of n41 is 30kHz in live network
from free5gran.
Hello,
Thanks for the feedback! Indeed, the current version do not take into account account that a specific band can have multiple SS Block patterns. It will be part of a future release. For information, the current version distinguishes the SS Block pattern and SSB SCS based on frequency.
If required, you can force SSB SCS by setting band_info
variable here to either free5GRAN::BANDWIDTH_15_KHZ
for 15khz SCS or free5GRAN::BANDWIDTH_30_KHZ
for 30khz SCS.
from free5gran.
Thanks, I get it!
from free5gran.
Related Issues (20)
- Handover in free5GRAN HOT 2
- Some files are missed HOT 1
- Build fail, sorry, unimplemented: non-trivial designated initializers not supported HOT 6
- Segmentation fault (core dumped) when try to execute free5GRAN HOT 8
- B200 mini work bad HOT 1
- make error HOT 1
- make fail
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- make error
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- Adding Bands to common_structures not working HOT 1
- Overflow on bands scan HOT 1
- Cell not found HOT 1
- Segfault at the beginning of execution HOT 1
- feature request: SSB-RSRP,RSRQ,SINR measurement result HOT 4
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from free5gran.