5G NR Frequency Bands Table

 

Band	Duplex	Frequency Range (MHz)	FR (Range)	Notes
n1	FDD	1920 – 1980 / 2110 – 2170	FR1	PCS
n2	FDD	1850 – 1910 / 1930 – 1990	FR1	PCS 1900
n3	FDD	1710 – 1785 / 1805 – 1880	FR1	DCS 1800
n5	FDD	824 – 849 / 869 – 894	FR1	Cellular 850
n7	FDD	2500 – 2570 / 2620 – 2690	FR1	IMT-2000
n8	FDD	880 – 915 / 925 – 960	FR1	GSM 900
n12	FDD	699 – 716 / 729 – 746	FR1	Lower 700
n14	FDD	788 – 798 / 758 – 768	FR1	FirstNet (US)
n18	FDD	815 – 830 / 860 – 875	FR1	Japan
n20	FDD	832 – 862 / 791 – 821	FR1	EU Digital Dividend
n25	FDD	1850 – 1915 / 1930 – 1995	FR1	Extended PCS
n28	FDD	703 – 748 / 758 – 803	FR1	APT 700
n29	SDL	717 – 728	FR1	Supplemental DL
n30	FDD	2305 – 2315 / 2350 – 2360	FR1	WCS (US)
n34	TDD	2010 – 2025	FR1	China
n38	TDD	2570 – 2620	FR1	IMT-E
n39	TDD	1880 – 1920	FR1	China
n40	TDD	2300 – 2400	FR1	India, China
n41	TDD	2496 – 2690	FR1	Sprint US, China
n48	TDD	3550 – 3700	FR1	CBRS (US)
n50	FDD	1432 – 1517 / 1326 – 1400	FR1	Supplemental
n51	SDL	1427 – 1432	FR1
n53	TDD	2483.5 – 2495	FR1	US
n65	FDD	1920 – 2010 / 2110 – 2200	FR1	Extended IMT
n66	FDD	1710 – 1780 / 2110 – 2200	FR1	AWS
n70	FDD	1695 – 1710 / 1995 – 2020	FR1	AWS-4
n71	FDD	663 – 698 / 617 – 652	FR1	600 MHz (US)
n74	FDD	1427 – 1470 / 1475 – 1518	FR1
n75	SDL	1432 – 1517	FR1
n76	SDL	1427 – 1432	FR1
n77	TDD	3300 – 4200	FR1	C-Band (Global)
n78	TDD	3300 – 3800	FR1	Most common 5G
n79	TDD	4400 – 5000	FR1	China, Japan
n80	SDL	1710 – 1785	FR1
n81	SDL	880 – 915	FR1
n82	SDL	832 – 862	FR1
n83	SDL	703 – 748	FR1
n84	SDL	1920 – 1980	FR1
n86	SDL	1710 – 1780	FR1
n90	FDD	832 – 862 / 1427 – 1518	FR1	EU mix
n91	FDD	832 – 862 / 1427 – 1518	FR1
n92	SDL	1427 – 1518	FR1
n93	SDL	1427 – 1518	FR1
n94	SDL	1427 – 1518	FR1
n96	SDL	5925 – 6425	FR1	Wi-Fi 6E overlap
n257	TDD	26500 – 29500	FR2	mmWave
n258	TDD	24250 – 27500	FR2	mmWave
n259	TDD	39500 – 43500	FR2	mmWave
n260	TDD	37000 – 40000	FR2	mmWave
n261	TDD	27500 – 28350	FR2	US mmWave (Verizon)
n262	TDD	47200 – 48200	FR2	High mmWave
n263	TDD	28500 – 29500	FR2
n265	SDL	5925 – 7125	FR1	Wi-Fi 6E/7
n266	SDL	5925 – 7125	FR1	Wi-Fi 6E/7

Introduction to 6G

 Wireless technology has come a long way in recent years, and the latest generation, known as 6G, is set to take things to the next level. In this blog post, we'll provide an introduction to 6G wireless technology and give you a sense of what this exciting new development means for the future of wireless communications.

So, what exactly is 6G wireless technology? In short, it is the next generation of wireless technology that is expected to offer faster speeds, lower latency, and higher capacity than its predecessor, 5G. While 5G is still in the process of rolling out and being adopted by consumers and businesses around the world, researchers and industry experts are already looking ahead to the next generation of wireless technology.

One of the key benefits of 6G is that it is expected to offer significantly faster speeds than 5G. While 5G offers peak speeds of up to 10 Gbps, 6G is expected to offer speeds of up to 1 Tbps. This means that you'll be able to download and upload data much faster, with little to no lag.

In addition to faster speeds, 6G is also expected to offer lower latency, which refers to the time it takes for data to be transmitted from one device to another. This will be especially important for applications that require real-time communication, such as virtual reality and telemedicine.

Another key benefit of 6G is that it is expected to offer higher capacity, which means that it will be able to handle more devices and data traffic without experiencing congestion or interference. This will be particularly important as the number of connected devices continues to grow in the coming years.

While 6G is still in the early stages of development, it is clear that it has the potential to revolutionize the way we communicate and interact with each other. Whether you're a consumer, a business owner, or an industry professional, it's worth keeping an eye on this exciting new technology as it continues to evolve.

Dynamic Spectrum Sharing (DSS)

In the world of wireless communication, spectrum is a valuable resource. It is the range of frequencies that are used to transmit data over the airwaves, and the availability of spectrum determines the capacity and speed of a network. 

Traditionally, different types of communication have been allocated specific bands of spectrum. For example, cellular networks operate in the 700 MHz to 2700 MHz range, while Wi-Fi operates in the 2.4 GHz and 5 GHz bands. This approach has worked well for many years, but as the demand for data continues to grow, there is a need for more flexible and efficient use of spectrum. This is where Dynamic Spectrum Sharing (DSS) comes in. 

DSS is a technology that allows different types of communication to share the same band of spectrum. This brings a number of benefits to LTE networks, including: Increased capacity: By allowing different types of communication to share the same band of spectrum, DSS can increase the capacity of an LTE network. This is especially useful in areas where there is a high demand for data, such as city centers or busy airports. 

Improved coverage: DSS can also improve coverage in areas where there is a shortage of available spectrum. By sharing the spectrum with other types of communication, an LTE network can extend its reach and provide coverage to more people. More efficient use of spectrum: DSS allows for a more efficient use of spectrum, as it can be used by multiple types of communication rather than being dedicated to a single type. This can help to free up spectrum for other uses, such as 5G or Internet of Things (IoT) applications. 

DSS is an exciting technology that has the potential to bring greater flexibility and efficiency to LTE networks. As demand for data continues to grow, it will be an important tool in helping to meet the needs of users around the world.

PDCCH Blocking in LTE

In LTE, the Physical Downlink Control Channel (PDCCH) is used to carry control information for the downlink, such as scheduling assignments and hybrid automatic repeat request (HARQ) feedback. PDCCH blocking can occur when the network is overloaded and there are more scheduling assignments or control messages to be transmitted than there are available resources on the PDCCH. This can lead to delays in the transmission of control information, which can negatively impact the performance of the network. PDCCH blocking can also occur when there is interference on the channel or when there are problems with the channel quality.

UE Categories in LTE

 In LTE (Long-Term Evolution) networks, UE categories (or user equipment categories) are used to classify different types of mobile devices based on their capabilities and performance. UE categories till release 13 are shown in below Table 

Each UE category is defined by a set of capabilities and performance parameters, including the maximum data rates that the device is able to support, the type of modulation and coding schemes it is able to use, and the maximum transmits power it is able to use. These capabilities and performance parameters are specified in 3GPP (3rd Generation Partnership Project) standards.

The UE categories are used to determine the maximum data rates that a mobile device is able to achieve in an LTE network, as well as the type of modulation and coding schemes that it is able to use. Higher UE categories correspond to higher maximum data rates and more advanced modulation and coding schemes, while lower UE categories correspond to lower maximum data rates and less advanced modulation and coding schemes.