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# System prepended metadata

title: Overview

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# Overview

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## 3GPP Specification 
* TS 38.521-1 
    * NR; User Equipment (UE) conformance specification; Radio transmission and reception; **Part 1: Range 1 Standalone**
* TS 38.521-2
    * NR; User Equipment (UE) conformance specification; Radio transmission and reception; **Part 2: Range 2 Standalone**
* TS 38.521-3
    * NR; User Equipment (UE) conformance specification; Radio transmission and reception; **Part 3: Range 1 and Range 2 Interworking operation with other radios**
* TS 38.521-4
    * NR; User Equipment (UE) conformance specification; Radio transmission and reception; **Part 4: Performance requirements**
* TS 38.533
    * NR; User Equipment (UE) conformance specification; **Radio Resource Management (RRM)**
* TS 38.523-1
    * 5GS; User Equipment (UE) conformance specification; **Part 1: Protocol**


## FR1, FR2
5G NR頻段在總體上被分為兩個頻率範圍：
Frequency Range 1（FR1），包括6G赫茲以下（sub-6GHz）的頻段，目前擴展到410 MHz至7125 MHz。
[38.101-1 NR; User Equipment (UE) radio transmission and reception; Part 1: Range 1 Standalone]
Frequency Range 2（FR2），包括毫米波範圍內的頻段，準確為24.25 GHz至52.6 GHz。
[38.101-2 NR; User Equipment (UE) radio transmission and reception; Part 2: Range 2 Standalone]