Standard No.:	YD/T 4002-2021
English Name:	5G digital cellular mobile telecommunication network-test method of eMBB user equipment (Phase 1)
Chinese Name:	5G 数字蜂窝移动通信网 增强移动宽带终端设备测试方法(第一阶段）
Professional Classification:	YD    Professional Standard - Telecommunication
Issued by:	MIIT
Issued on:	2021-12-02
Implemented on:	2022-4-1
Status:	superseded
Superseded by:	YD/T 4002-2024
Superseded on:	2024-10-1
Language:	English
File Format:	PDF
Word Count:	407000 words
Price(USD):	6000.0
Delivery:	via email in 1 business day

YD/T 4002-2021 5G digital cellular mobile telecommunication network-test method of eMBB user equipment (Phase 1) English 5G digital cellular mobile telecommunication network - Test method of eMBB user equipment (Phase 1) 1 Scope This standard specifies the test methods for the basic functions, RF performance, radio resource performance, protocol conformance and other aspects of 5G enhanced mobile broadband (eMBB) user equipment (UE) with a band below 6GHz. This standard is applicable to 5G UEs with a band below 6GHz that support enhanced mobile broadband (eMBB) scenarios, and is aimed at both Non-StandAlone (NSA) and StandAlone (SA). 2 Normative references The following referenced documents are indispensable for the application of this document. For dated reference, only the edition cited applies. For undated references, the latest edition of the referenced documents (including any amendments) applies. YD/T 1763.1-2011 TD-SCDMA/WCDMA digital cellular mobile telecommunication network test methods for UICC-ME (Cu) interface - Part 1: Physical, electrical and logical characteristics of ME YD/T 3230-2017 Common technical requirements and test methods for digital mobile telecommunication terminal 3GPP TS 36.521-1 (16.6.0) Evolved Universal Terrestrial Radio Access (E-UTRA); User Equipment (UE) conformance specification; Radio transmission and reception; Part 1: Conformance testing 3GPP TS 38.101-1 (15.6.0) NR; User Equipment (UE) radio transmission and reception; Part 1: Range 1 Standalone 3GPP TS 38.101-1 (15.11.0) NR; User Equipment (UE) radio transmission and reception; Part 1: Range 1 Standalone 3GPP TS 38.101-3 (15.6.0) NR; User Equipment (UE) radio transmission and reception; Part 3: Range 1 and Range 2 Interworking operation with other radios 3GPP TS 38.133 NR; Requirements for support of radio resource management 3GPP TS 38.213 (15.6.0) NR; Physical layer procedures for control 3GPP TS 38.214 (15.6.0) NR; Physical layer procedures for data 3GPP TS 38.508-1 (16.0.0) 5GS; User Equipment (UE) conformance specification; Part 1: Common test environment 3GPP TS 38.508-1 (16.5.0) 5GS; User Equipment (UE) conformance specification; Part 1: Common test environment 3GPP TS 38.521-1 (16.0.0) NR: User Equipment (UE) conformance specification; Radio transmission and reception; Part 1: Range 1 Standalone 3GPP TS 38.521-1 (16.5.0) NR: User Equipment (UE) conformance specification; Radio transmission and reception; Part 1: Range 1 Standalone 3GPP TS 38.521-3 (16.0.0) NR; User Equipment (UE) conformance specification; Radio transmission and reception; Part 3: Range 1 and Range 2 Interworking operation with other radios 3GPP TS 38.523-3 (16.0.0) 5GS; User Equipment (UE) conformance specification; Part 3: Protocol test suites 3GPP TS 38.533 (16.0.0) NR; User Equipment (UE) conformance specification; Radio Resource Management (RRM) 3 Abbreviations For the purposes of this document, the following symbols and abbreviated terms apply. 5G-GUTI 5G globally unique temporary identity ACK Acknowledgment AM Acknowledgment Mode AMC Adaptive Modulation and Coding ARQ Automatic Repeat-reQuest BCCH Broadcast Control CHannel BCH Broadcast CHannel BPSK Binary Phase Shift Keying CCCH Common Control CHannel CP Cyclic Prefix CQI Channel Quality Indicator CRC Cyclic Redundancy Check CSI Channel State Information DCCH Dedicated Control Channel DCI Downlink Control Information DFT-S-OFDM Discrete Fourier Transform-Spread OFDM DL Downlink DL-SCH Downlink Shared Channel DRX Discontinuous Reception DTX Discontinuous Transmission eNodeB (eNB) Evolved NodeB EPC Evolved Packet Core network HARQ Hybrid Automatic Repeat-reQuest IPv4 Internet Protocol Version 4 IPv6 Internet Protocol Version 6 LTE Long Term Evolution MAC Media Access Control MCS Modulation and Coding Scheme MCG Master Cell group MIB Master Information Block MIMO Multiple Input Multiple Output NACK Negative Acknowledgment PBCH Physical Broadcast Channel PCCH Paging Control Channel PCH Paging Channel PDCCH Physical Downlink Control Channel PDCP Packet Data Convergence Protocol PDSCH Physical Downlink Shared Channel PDU Packet Data Unit PDN Public Data Network PRACH Physical Random Access Channel PRB Physical Resource Block PUCCH Physical Uplink Control Channel PUSCH Physical Uplink Shared Channel RB Radio Bearer RLC Radio Link Control RRC Radio Resource Control RS Reference Signal RSRP RS Received Power RSRQ RS Received Quality SCG Secondary Cell group SCH Synchronization Channel SDU Service Data Unit SIB System Information Block SRS Sounding Reference Signal SSS Secondary Synchronization Signal SUCI Subscription Concealed Identifier SUPI Subscription Permanent Identifier TA Timing Advance TAI Tracking area indicator TDD TimeDivision Duplex TM Transparent Mode TPC Transmit Power Control TT Test Tolerance UCI Uplink Control Information UDP User Datagram Protocol UE User Equipment UICC Universal integrated circuit card UL Uplink UL-SCH Uplink Shared Channel UM Un-acknowledgment Mode USIM Universal subscriber identity module 4 Test environment 4.1 Test environment for services and functions The network test environment for basic service and function tests is shown in Figure 1, which is a real 5G network or an analog network with the same structure, consisting of a full set of 5G radio access network subsystems and core network subsystems. Temperature: 15℃~35℃. Relative humidity: 20%~75%. Voltage: Nominal value given by the manufacturer. Vibration: Negligible. Figure 1 Reference test environment for service and function tests 4.2 RF test environment and radio resource management test environment The reference test environment is shown in Figure 2. Normal temperature: 15℃~35℃. Limit temperature: -10℃ for low temperature and 55℃ for high temperature. Relative humidity: 25%~75%. Voltage: Nominal value given by the manufacturer. Instrument description: Mainly including radio integrated tester (or system simulator), fading channel simulator (or generate faded signals from both baseband IQ ways and send them to integrated tester or simulator, and then send the faded signals from the output). The radio integrated tester mainly simulates base station equipment, communicates with the UE, and measures the related indexes. The fading simulator mainly simulates various multi-path fading modes on the channel. Figure 2 RF test environment and radio resource management test environment 4.3 Protocol test environment Temperature: 15℃~35℃. Relative humidity: 25%~75%. Voltage: Nominal value given by the manufacturer. 4.4 Network compatibility test environment The test environment for the network compatibility may be either a commercial network test environment or a laboratory test environment, either of which can be chosen if not specified. When testing in the commercial network environment, the operational security of the commercial network and the compatibility and interworking between the UE and the devices from different manufacturers shall be considered. At the same time, test in a commercial environment shall not affect the normal use of other users' services in the existing commercial network. Unless otherwise specified, network compatibility test shall be conducted in areas with good wireless signal coverage. The test items for network parameter adjustment and special configuration shall be carried out in a laboratory test environment. The requirements for the laboratory test environment are the same as those given in 4.3. 5 Basic functions and services 5.1 General According to the basic attributes and provision methods, services may be classified into basic services and supplementary services as follows: ——Voice service: It is a service form that carries users' voice elements and meets users' real-time voice communication needs. ——Mobile message service: It is a service form that carries users' small text packets and meets users' needs for information exchange of small data volume. ——Mobile bearer service and mobile data service on it: It is a service form that carries users' data elements and meets users' needs for real-time and non-real-time data information exchange. It also includes rich high-level applications derived from diversified high-level control and organization based on mobile data bearer service. ——Mobile supplementary service: It is a service form based on basic services such as voice, adding user's service data and service features, and completing special call control for users through special control on the network side. Basic functions include ON/OFF, lock screen protection, dual-tone multi-frequency (DTMF), operator network selection, and information display. 5.2 Basic services 5.2.1 Data service offload in NSA Mode 5.2.1.1 Test purpose for NSA uplink service offload The NSA UEs supporting NSA uplink service offload shall have the capability of transmitting uplink data services through the MCG and SCG at the same time, and the supported transmission capability is normal and effective, and the data services of both MCG and SCG are normal. 5.2.1.2 Test method for NSA uplink service offload The test method for NSA uplink service offload is as follows. a) Test steps: 1) The UE is powered on and connected to the NSA network to establish a dual connection; 2) The UE carries out uplink UDP data service through the packet filling server; 3) The network side can receive fully scheduled uplink continuous data at the MAC layers of the MCG and SCG respectively, and only the PDCP layer of the SCG side has uplink continuous data, and the volume of SCGPDCP data is slightly less than the sum of that of MCGMAC data and SCGMAC data. b) Intended results: The UE shall be able to support the uplink data service offload in the NSA mode, and shall have the capability to correctly transmit the uplink data services through the MCG and the SCG in parallel simultaneously. 5.2.1.3 Test purpose for NSA downlink service offload The NSA UEs supporting NSA downlink service offload shall have the capability of transmitting downlink data services through the MCG and SCG at the same time, the supported transmission capability is normal and effective, and the data services of both MCG and SCG are normal. 5.2.1.4 Test method for NSA downlink service offload The test method for NSA downlink service offload is as follows. a) Test steps: 1) The UE is powered on and connected to the NSA network to establish a dual connection; 2) The UE carries out downlink UDP data service through the packet filling server; 3) The UE can receive fully scheduled downlink continuous data at the MAC layers of the MCG and SCG respectively, only the PDCP layer of the SCG side has downlink continuous data, and the volume of SCGPDCP data is slightly less than the sum of that of MCGMAC data and SCGMAC data. b) Intended results: The UE shall be able to support the downlink data service offload in the NSA mode, and shall have the capability to correctly receive and demodulate downlink data services through the MCG and SCG in parallel simultaneously and merge them for processing. 5.2.2 5G identity display 5.2.2.1 Test purpose for 5G identity in SA/NSA mode For the UEs supporting NSA, the 5G identity shall be displayed correctly in various scenarios. 5.2.2.2 Test method for 5G identity when the UE in NSA mode is in idle state When an UE in NSA mode is in the idle state, if the UE displays 5G in the idle state, the test method for 5G identity is as follows. a) Test steps: 1) The upperLayerIndication is configured in sib2 of the eNodeB to indicate that the eNodeB supports the addition of NSA NR link, the UE is in the idle state when being powered on and connected to the LTE network, at which time 5G is displayed; 2) The upperLayerIndication is configured in sib2 of the eNodeB to indicate that the eNodeB does not support the addition of NSA NR link, the UE is in the idle state when being powered on and connected to the LTE network, at which time 5G is not displayed; b) Intended results: The UE in NSA mode in the idle state shall be able to correctly parse the configuration information of upperLayerIndication in sib2 of the eNodeB, and shall also be able to display 5G identity according to parsed content. 5.2.2.3 Test method for 5G identity when the UE in NSA mode is in connected state The test method for 5G identity when the UE in NSA mode is in connected state is as follows: a) Test steps: 1) The upperLayerIndication is configured in sib2 of the eNodeB to indicate that the eNodeB supports the addition of NSA NR link, the UE is in the connected state when being powered on and establishing dual connection of MCG and SCG in NSA mode, at which time 5G is displayed; 2) The upperLayerIndication is configured in sib2 of the eNodeB to indicate that the eNodeB supports the addition of NSA NR link, the UE is powered on and tries to establish dual connection of MCG and SCG in NSA mode, the SCGSSB signal strength is reduced so that the UE is unable to measure the SCG signal, the bearing is then reconfigured and dual connection released and the UE returns to the LTE in the LTE connected state, at which time 5G is not displayed. b) Intended results: The UE shall be able to distinguish according to the actual establishment of dual connection in NSA mode and display 5G identity according to the actual situation. 5.2.3 Mobile data service 5.2.3.1 Test purpose for mobile data service The UEs supporting mobile data services shall be able to provide data upload and download operations, and the cell phone type UEs supporting mobile data services shall be able to support the disabling and enabling of data services. 5.2.3.2 Test method for mobile data service The test method for mobile data service is as follows: a) Test steps: 1) The UE is powered on and the subscriber identity module is activated; 2) For UEs with data switch function, the data connection switch is turned on; 3) The UE is operated to establish a data connection. For UEs that do not support the human-machine interface, the data connection can be established by means of AT command; 4) Perform data upload and download; 5) For UEs with data switch function, the data connection switch is closed; 6) Try to upload and download data. b) Intended results: 1) For step 4), the UE shall be able to upload and download data normally; 2) For step 6),the UE cannot upload and download data. 5.3 Basic functions 5.3.1 On/off function 5.3.1.1 Test purpose The cell phone type UEs shall be equipped with a power switch and be able to normally carry out on and off operations. Other types of UEs may also have the on/off function. 5.3.1.2 Test method The test method for on/off function is as follows: a) Test steps: 1) The UE is powered on and the subscriber identity module is activated; 2) The power supply of the UE under test is turned off. b) Intended results: The UE shall be able to turn on and off normally. 5.3.2 Operator network selection function 5.3.2.1 Test purpose For the UEs, the selection and registration of operator network shall be completed by automatic network selection or manual network selection. 5.3.2.2 Test method The test method for operator network selection function is as follows: a) Test steps: 1) The UE is powered on and the subscriber identity module is activated; 2) If the UE supports the manual network selection mode, the manual network selection is carried out, and a network is selected from the searched network list through the menu. b) Intended results: 1) For step 1), the user is successfully registered to the operator network; 2) For step 2), the UE shall display the identities of all operators covering its location. 5.3.3 Dual-tone multi-frequency function 5.3.3.1 Test purpose The UEs supporting voice services and having keyboard function shall support the dual-tone multi-frequency (DTMF) function.   5.3.3.2 Test method The test method for the DTMF function is as follows: a) Test steps: 1) The UE is powered on and the subscriber identity module is activated; 2) Use the UE under test to call a switchboard adopting two-stage dialing, and then enter the extension number according to the voice prompt after getting through. b) Intended results: The voice service between the UE under test and the extension is normally connected. 5.3.4 Information display function 5.3.4.1 Display of calling/called information 5.3.4.1.1 Test purpose The UEs supporting voice services and having screen display shall correctly display the identification information corresponding to the calling/called number. 5.3.4.1.2 Test method The test method for the display of calling/called information is as follows: a) Test steps: 1) The UE is powered on and the subscriber identity module is activated; 2) Store any valid telephone number in the phonebook of the UE under test, and enter the identification information corresponding to the number; 3) Enter the telephone number stored in step 2) and initiate a call. 4) Hang up the UE; 5) Enter a telephone number other than the one stored in step 2) and initiate a call; 6) Hang up the UE; 7) Initiate a call to the UE under test by a mobile UE with the telephone number stored in step 2); 8) Hang up the UE; 9) Initiate a call to the UE under test by a mobile UE with a telephone number other than the one stored in step 2); 10) Hang up the UE; 11) Send a piece of SMS to the UE under test using a non-local number. b) Intended results: 1) For step 2), the telephone number and its corresponding identification information shall be stored correctly and effectively; 2) For steps 3) and 5), the UE under test shall correctly display the called number or corresponding identification information as well as the call time and call duration; 3) For steps 7) and 9), the UE under test shall correctly display the calling number or corresponding identification information as well as the call time and call duration; 4) For step 11), the UE under test shall display the received short message by icon or other means. 5.3.4.2 Data connection display 5.3.4.2.1 Test purpose The UEs support mobile data services and screen display shall be able to give the corresponding data connection display, such as symbols or graphics, according to the data connection state. Users can know the current state of connection according to the corresponding data connection display. 5.3.4.2.2 Test method The test method for data connection prompt is as follows: a) Test steps: 1) The UE is powered on and the subscriber identity module is activated; 2) Establish a data connection using the UE;   3) Check the information displayed on the human-machine interface of the UE while the data connection is in progress. b) Intended results: The UE shall be able to display the corresponding data connection according to the connection state, such as a symbolic or graphical display. 5.3.4.3 Chinese display and input function 5.3.4.3.1 Test purpose The UEs with screen display shall support simplified Chinese display, and the preset menu information shall support simplified Chinese. The UEs supporting both screen display and keyboard shall correctly provide input methods for simplified Chinese, letters, numbers and punctuations and be able to accept input correctly. 5.3.4.3.2 Test method The test method for Chinese display and input function is as follows: a) Test steps: 1) The UE is powered on and activates the subscriber identity module to enter the standby state; 2) Set the UE under test to the Chinese display/edit mode through the function menu; 3) Select simplified Chinese, letters, numbers and punctuations respectively, and input accordingly. b) Intended results: The UE shall support simplified Chinese display and the preset menu information shall support simplified Chinese; the UE shall correctly provide input methods for simplified Chinese, letters, numbers and punctuations and be able to accept input correctly. 5.3.4.4 Display of signal strength, network information and operator 5.3.4.4.1 Test purpose The mobile UEs with screen display shall display the information of received signal strength and the identification information of the operator and its network, and the operator information shall meet the requirements of the Regulation of the People's Republic of China on Telecommunications.   5.3.4.4.2 Test method The test method for the display of signal strength, network information and operator is as follows: a) Test steps: 1) The UE is powered on and activates the subscriber identity module to enter the standby state; 2) Check whether there is signal strength indication on the standby interface; 3) Check the identification information of the operator and its network in the standby state of the mobile UE. b) Intended results: 1) For step 2), the UE displays the received signal strength; 2) For step 3), the UE shall be able to correctly display the identification information of the operator and its network. 5.3.4.5 Display of battery and charging information 5.3.4.5.1 Test purpose The UEs with rechargeable battery and screen display shall support the battery capacity and charging information display function, and shall give an alarm prompt when the battery capacity is insufficient. The battery capacity indication shall change with the trend of battery power. The battery shall be able to be charged in both on and off states of the UE, and the UE shall have the indication that the battery is being charged during the charging process. 5.3.4.5.2 Test method The test method for the display of battery and charging information is as follows: a) Test steps: 1) The UE is powered on and the subscriber identity module is activated; 2) Check the information on the human-machine interface; 3) Assemble the UE with a battery with insufficient power, check the screen and pay attention to whether the UE gives alarm prompt in the standby and call states; 4) Charge the battery with the special charger or power adapter in both off and standby states of the UE to check the information displayed on screen. b) Intended results: 1) For step 2), the UE's screen displays the capacity of the battery it uses; 2) For step 3), the UE gives an alarm prompt in both the standby and call states; 3) For step 4), the UE's screen displays the prompt information that the battery is being charged. 5.3.5 Test for SRS Switching function 5.3.5.1 Test for SRS Switching function in NSA mode 5.3.5.1.1 Test purpose Ensure that the SRS Switching function shall be available in NSA mode, but not applicable to band n28. 5.3.5.1.2 Test method a) Test steps: 1) The UE is connected to the test instrument by means of direct RF connection, as shown in Figure 2; 2) The UE is powered on, and it completes the ENDC dual connection after the LTE is attached, and then resides in both LTE and NR cells. b) Intended results: 1) Check the supportedSRS-TxPortSwitchIE of the MRDC capability reporting message of the UE on the instrument side, which will report 1T2R or 1T4R capability; 2) Check the NR cell configuration message sent by the network side, and there will be 2R or 4R capability resource configuration information reported by the corresponding UE under the SRS-ResourceSetIE, and the usage value under the resourceType is 3 (antenna switching), indicating antenna rounding;  

Foreword III 1 Scope 2 Normative references 3 Abbreviations 4 Test environment 4.1 Test environment for services and functions 4.2 RF test environment and radio resource management test environment 4.3 Protocol test environment 4.4 Network compatibility test environment 5 Basic functions and services 5.1 General 5.2 Basic services 5.3 Basic functions 5.4 Test for IPv4 and IPv 6 RF performance test 6.1 Characteristics of SA transmitter 6.2 Characteristics of SA Rx 6.4 EN-DC receiver characteristics 6.5 UL-MIMO transmitter characteristics 6.6 UL-MIMO receiver characteristics 7 Radio resource management conformance test 7.1 EN-DC 7.2 SA 8 Protocol conformance test 8.1 Idle mode operations 8.2 Layer 8.3 RRC layer 8.4 Mobility management 8.5 Session management 9 Network compatibility test 9.1 SA mode 9.2 NSA mode 10 Conformance test of machine-card interface 10.1 The UE uses an empty scheme to calculate SUCI 10.2 The UE uses profile B to calculate SUCI 10.3 SUCI identifies the UE - USIM uses profile B to calculate SUCI during initial registration 10.4 The UE uses SUCI to respond to "identity request" information 10.5 The UE uses SUCI to respond to the "IDENTITY REQUEST" message, and T3519 timer expires 10.6 The UE uses SUCI to respond to the "IDENTITY REQUEST" message, and the authentication is rejected 10.7 The UE uses an empty scheme for SUCI calculation - the parameters supported by the subscription identifier privacy in the SIM are missing 10.8 The UE uses 5G-GUTI for authentication - the last registered TAI exists on the USIM 10.9 The UE uses 5G-GUTI for authentication - the last registered TAI exists on the UE 10.10 UE identity authentication, with SUPI changes 10.11 The UE uses profile A to calculate SUCI 10.12 Electrical properties 10.13 Logical characteristics