Table of Contents 

1. Abbreviations 1

2. Introduction 2

2.1 Development of 5G Mobile Network 2

2.2 Development of 5G Terminals, Chips & Modules 2

2.3 Status Quo of RedCap Standardization 2

2.4 RedCap Use Cases 3

3 Communication Capability Requirements 9

3.1 Mode Requirement 9

3.2 Frequency Band Requirement 9

3.3 Antenna Capability 10

3.4 AP/MCU Requirements 10

3.5 RedCap Technology Requirements 10

3.6 Voice Characteristics 13

3.7 URLLC/IIoT Requirements 13

3.8 SIB9 Timing Requirement 14

3.9 Ethernet Header Compression Requirement 14

3.10 NPN/CAG Requirements 14

3.11 5G LAN Requirements 14

3.12 Secondary Authentication and Authorization Requirements 15

3.13 Industry Slice Requirements 15

3.14 Power Saving Enhancement Requirements 15

3.15 4/5G Interoperability 16

4 Hardware Package Requirements 17

4.1 LCC+LGA/LGA Package 17

4.2 Mini PCIe Package 17

4.3 M.2 Package 17

5 Electrical Interfaces Requirements 18

5.1 SIM Interface 18

5.2 UART Interface 18

5.3 USB Interface 18

5.4 WLAN Interface 18

5.5 RGMII&SGMII Interface 18

5.6 I2C Interface 18

5.7 I2S/PCM Interface 18

5.8 SDIO Interface 19

6 Summary 20