3GPP Explainer

3GPP Specifications

3GPP specifications define the standards for mobile telecommunications. They cover various aspects of cellular networks, including system architecture, radio access technologies, and core network functionalities for both4G LTE and 5G NR systems.

Key 3GPP Specifications

TS 23.501
System Architecture for the 5G System

Defines the Stage 2 system architecture for the 5G System. It specifies the 5G Core Network functions, entities, and reference points.

TS 38.300
NR and NG-RAN Overall Description

Provides an overview of the radio interface protocol architecture for the 5G NR (New Radio). It covers the overall architecture of the NG-RAN and its interfaces.

TS 29.500
5G System; Technical Realization of Service Based Architecture

Specifies the technical realization of the Service Based Architecture in 5G. It defines how network functions interact using service-based interfaces.

TS 23.401
General Packet Radio Service (GPRS) enhancements for Evolved Universal Terrestrial Radio Access Network (E-UTRAN) access

Describes the GPRS enhancements for E-UTRAN access, including the EPC architecture for 4G networks.

TS 36.300
Evolved Universal Terrestrial Radio Access (E-UTRA) and Evolved Universal Terrestrial Radio Access Network (E-UTRAN); Overall description

Provides an overview of the E-UTRAN radio interface protocol architecture for 4G LTE networks.

3GPP Standardization Process
How 3GPP develops and maintains specifications

The 3GPP standardization process involves collaboration between various stakeholders, including network operators, equipment manufacturers, and regulatory bodies. This process ensures that specifications meet industry needs and technological advancements.

Learn more about the 3GPP standardization process
5G NR Specifications
Key specifications for 5G New Radio technology
  • TS 38.300: NR and NG-RAN Overall Description
  • TS 38.201: NR; Physical layer; General description
  • TS 38.211: NR; Physical channels and modulation
  • TS 38.212: NR; Multiplexing and channel coding
  • TS 38.213: NR; Physical layer procedures for control

These specifications define the radio interface for 5G NR, including physical layer aspects, channel structure, and procedures for 5G networks.

4G LTE Specifications
Key specifications for 4G LTE technology
  • TS 36.300: Evolved Universal Terrestrial Radio Access (E-UTRA) and Evolved Universal Terrestrial Radio Access Network (E-UTRAN); Overall description
  • TS 36.201: Evolved Universal Terrestrial Radio Access (E-UTRA); LTE physical layer; General description
  • TS 36.211: Evolved Universal Terrestrial Radio Access (E-UTRA); Physical channels and modulation
  • TS 36.212: Evolved Universal Terrestrial Radio Access (E-UTRA); Multiplexing and channel coding
  • TS 36.213: Evolved Universal Terrestrial Radio Access (E-UTRA); Physical layer procedures

These specifications define the radio interface for 4G LTE, including physical layer aspects, channel structure, and procedures for LTE networks.

References
Sources used in this content
  1. TS 23.501 - System Architecture for the 5G System. Accessed on 2025-01-23.
  2. TS 38.300 - NR and NG-RAN Overall Description. Accessed on 2025-01-23.
  3. TS 23.401 - General Packet Radio Service (GPRS) enhancements for Evolved Universal Terrestrial Radio Access Network (E-UTRAN) access. Accessed on 2025-01-23.
  4. 3GPP - About 3GPP Home. Accessed on 2025-01-23.
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