IEEE 802.11bd-2022

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IEEE Standard for Information Technology–Telecommunications and Information Exchange between Systems Local and Metropolitan Area Networks–Specific Requirements Part 11: Wireless LAN Medium Access Control (MAC) and Physical Layer (PHY) Specifications Amendment 5: Enhancements for Next Generation V2X (Published)

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IEEE	2022

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Description

Amendment Standard – Active. This amendment defines modifications to both the IEEE 802.11 physical layer (PHY) and the medium access control (MAC) sublayer for next generation vehicle-to-everything (V2X) communication in the 5.9 GHz and 60 GHz frequency bands.

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PDF Pages	PDF Title
1	Front Cover
2	Title page
4	Important Notices and Disclaimers Concerning IEEE Standards Documents
8	Participants
12	Introduction
13	Contents
18	Tables
19	Figures
21	3. Definitions, acronyms, and abbreviations 3.2 Definitions specific to IEEE Std 802.11
22	3.4 Abbreviations and acronyms
23	4. General description 4.3 Components of the IEEE Std 802.11 architecture 4.3.17 STA transmission of Data frames outside the context of a BSS 4.3.17a Next generation vehicle-to-everything (V2X) (NGV) STA
24	4.3.22 DMG STA
26	5. MAC service definition 5.2 MAC data service specification 5.2.2a NGV MAC data service specification 5.2.3 MA-UNITDATA.request 5.2.3.2 Semantics of the service primitive
28	5.2.4 MA-UNITDATA.indication 5.2.4.2 Semantics of the service primitive
30	5.2.5 MA-UNITDATA-STATUS.indication 5.2.5.2 Semantics of the service primitive
31	6. Layer management 6.3 MLME SAP interface 6.3.126 Cancel transmissions of MSDUs 6.3.126.1 Introduction 6.3.126.2 MLME-CANCELTX.request 6.3.126.2.1 Function 6.3.126.2.2 Semantics of the service primitive 6.3.126.2.3 When generated 6.3.126.2.4 Effect of receipt 6.3.126.3 MLME-CANCELTX.confirm 6.3.126.3.1 Function
32	6.3.126.3.2 Semantics of the service primitive 6.3.126.3.3 When generated 6.3.126.3.4 Effect of receipt 6.3.127 NGV radio environment measurement 6.3.127.1 General 6.3.127.2 MLME-RADIOENVIRONMENT.request 6.3.127.2.1 Function 6.3.127.2.2 Semantics of the service primitive 6.3.127.2.3 When generated
33	6.3.127.3 MLME-RADIOENVIRONMENT.indication 6.3.127.3.1 Function 6.3.127.3.2 Semantics of the service primitive 6.3.127.3.3 When generated 6.3.128 DMG operation outside the context of a BSS 6.3.128.1 General 6.3.128.2 MLME-DMG-OCB-START.request 6.3.128.2.1 Function
34	6.3.128.2.2 Semantics of the service primitive 6.3.128.2.3 When generated 6.3.128.2.4 Effect of receipt 6.3.128.3 MLME-DMG-OCB-START.confirm 6.3.128.3.1 Function 6.3.128.3.2 Semantics of the service primitive
35	6.3.128.3.3 When generated 6.3.128.3.4 Effect of receipt 6.3.128.4 MLME-DMG-OCB-STOP.request 6.3.128.4.1 Function 6.3.128.4.2 Semantics of the service primitive 6.3.128.4.3 When generated 6.3.128.4.4 Effect of receipt 6.3.128.5 MLME-OCB-DMGDISCOVERY.indication 6.3.128.5.1 Function 6.3.128.5.2 Semantics of the service primitive
36	6.3.128.5.3 When generated 6.3.128.5.4 Effect of receipt 6.3.128.6 MLME-OCB-LINKSTATUS.indication 6.3.128.6.1 Function 6.3.128.6.2 Semantics of the service primitive
37	6.3.128.6.3 When generated 6.3.128.6.4 Effect of receipt
38	9. Frame formats 9.2 MAC frame formats 9.2.4 Frame fields 9.2.4.7 Frame Body field 9.2.4.7.1 General
42	9.2.5 Duration/ID field (QoS STA) 9.2.5.1 General 9.3 Format of individual frame types 9.3.4 Extension frames 9.3.4.2 DMG Beacon
43	9.4 Management and Extension frame body components 9.4.1 Fields that are not elements 9.4.1.46 DMG Parameters field 9.4.2 Elements 9.4.2.1 General
44	9.4.2.298 Ranging Parameters element 9.4.2.308 DMG OCB element
45	9.5 Fields used in Management and Extension frame bodies and Control frames 9.5.3 Sector Sweep Feedback field 9.7 Aggregate MPDU (A-MPDU) 9.7.1 A-MPDU format
46	9.7.3 A-MPDU contents
47	10. MAC sublayer functional description 10.2 MAC architecture 10.2.3 Hybrid coordination function (HCF) 10.2.3.2 HCF contention based channel access (EDCA) 10.3 DCF 10.3.6 Group addressed MPDU transfer procedure 10.12 A-MPDU operation 10.12.2 A-MPDU length limit rules
48	10.12.4 A-MPDU aggregation of group addressed Data frames 10.13 PPDU duration constraint 10.23 HCF 10.23.2 HCF contention based channel access (EDCA) 10.23.2.8 Multiple frame transmission in an EDCA TXOP 10.23.2.9 TXOP limits 10.25 Block acknowledgment (block ack) 10.25.1 Introduction
49	10.25.2 Setup and modification of the block ack parameters
50	11. MLME 11.1 Synchronization 11.1.3 Maintaining synchronization 11.1.3.4 DMG beacon generation before establishment of a BSS 11.1.4 Acquiring synchronization, scanning 11.1.4.1 General 11.1.4.7 DMG discovery outside the context of a BSS
52	11.18 STAs communicating Data frames outside the context of a BSS
53	11.21 Wireless network management procedures 11.21.6 Fine timing measurement (FTM) procedure 11.21.6.4 Measurement exchange 11.21.6.4.4 Non-TB ranging measurement exchange 11.21.6.4.6 Transmission of a ranging NDP
54	11.27 DMG beamformed link and BSS maintenance 11.27.1 Beamformed link maintenance 11.27.1.1 General
55	12. Security 12.13 Preassociation security negotiation 12.13.1 General 12.13.3 Key establishment with PASN authentication 12.13.3.1 Overview 12.13.3.2 PASN frame construction and processing
56	17. Orthogonal frequency division multiplexing (OFDM) PHY specification 17.2 OFDM PHY specific service parameter list 17.2.2 TXVECTOR parameters 17.2.2.1 General 17.2.2.9 TXVECTOR CH_BANDWIDTH_IN_NON_NGV 17.2.2.10 TXVECTOR DYN_BANDWIDTH_IN_NON_NGV
57	17.2.3 RXVECTOR parameters 17.2.3.1 General 17.2.3.9 RXVECTOR CH_BANDWIDTH_IN_NON_NGV 17.2.3.10 RXVECTOR DYN_BANDWIDTH_IN_NON_NGV 17.3 OFDM PHY 17.3.2 PPDU format 17.3.2.2 Overview of the PPDU encoding process
58	17.3.5 DATA field 17.3.5.5 PHY DATA scrambler and descrambler
62	31. Next Generation V2X (NGV) MAC specification 31.1 Introduction 31.2 Operation in the 5.9 GHz band 31.2.1 Coexistence with non-NGV STAs 31.2.2 Channel access and transmission methods for 20 MHz OCB transmission
64	31.2.3 A-MSDU operation, A-MPDU operation, and BA operation
65	31.2.4 NON_NGV_10 repetition transmission 31.2.5 Non-NGV duplication operation
66	31.3 Operation in the 60 GHz band 31.3.1 DMG beamforming outside the context of a BSS
67	31.4 NGV ranging
68	31.5 NGV MAC data service
69	31.6 Radio environment measurement
70	32. Next Generation V2X (NGV) PHY specification 32.1 Introduction 32.1.1 Introduction to NGV PHY 32.1.2 Scope
71	32.1.3 NGV PHY functions 32.1.3.1 General 32.1.3.2 PHY layer management entity (PLME) 32.1.3.3 Service specification method 32.1.4 PPDU Formats 32.2 NGV PHY service interface 32.2.1 Introduction
72	32.2.2 TXVECTOR and RXVECTOR
76	32.2.3 PHY CONFIG_VECTOR
77	32.2.4 Effects of CH_BANDWIDTH parameter on PPDU format 32.2.5 Support for NON_NGV format 32.2.5.1 General
79	32.2.5.2 Support for NON_NGV format
80	32.2.5.3 Repetition transmission of NON_NGV_10 PPDU 32.2.5.4 TXSTATUS parameters
81	32.3 NGV PHY 32.3.1 Introduction 32.3.2 NGV PPDU format
82	32.3.3 Transmitter block diagram
83	32.3.4 Overview of the PPDU encoding process 32.3.4.1 General
84	32.3.4.2 Construction of L-STF 32.3.4.3 Construction of the L-LTF 32.3.4.4 Construction of the L-SIG and RL-SIG
85	32.3.4.5 Construction of the NGV-SIG and RNGV-SIG 32.3.4.6 Construction of NGV-STF
86	32.3.4.7 Construction of NGV-LTF 32.3.4.8 Construction of the Data field in an NGV PPDU 32.3.5 NGV modulation and coding schemes
87	32.3.6 Timing related parameters
88	32.3.7 Mathematical description of signals 32.3.7.1 Notation 32.3.7.2 Subcarrier indices in use 32.3.7.3 Transmitted signal
91	32.3.7.4 Definition of tone rotation
92	32.3.8 NGV preamble 32.3.8.1 Introduction 32.3.8.2 Cyclic shift 32.3.8.2.1 Cyclic shift for pre-NGV modulated fields 32.3.8.2.2 Cyclic shift for NGV modulated fields 32.3.8.3 L-STF definition
93	32.3.8.4 L-LTF definition
94	32.3.8.5 L-SIG definition
95	32.3.8.6 RL-SIG definition 32.3.8.7 NGV-SIG definition
97	32.3.8.8 RNGV-SIG definition 32.3.8.9 NGV-STF definition
98	32.3.8.10 NGV-LTF definition
102	32.3.9 Data field 32.3.9.1 General 32.3.9.2 SERVICE field
103	32.3.9.3 Scrambler 32.3.9.4 Coding 32.3.9.5 Stream parser 32.3.9.6 Constellation mapping 32.3.9.7 Pilot subcarriers
104	32.3.9.8 OFDM modulation 32.3.9.8.1 Transmission in NGV format
106	32.3.9.9 Midambles 32.3.9.10 Non-NGV duplicate transmission
107	32.3.10 SU-MIMO 32.3.11 Transmit specification 32.3.11.1 Transmit spectrum mask
108	32.3.11.2 Spectral flatness
109	32.3.11.3 Transmit center frequency and symbol clock frequency tolerance 32.3.11.4 Modulation accuracy 32.3.11.4.1 Introduction to modulation accuracy tests 32.3.11.4.2 Transmitter center frequency leakage 32.3.11.4.3 Transmitter constellation error
110	32.3.11.4.4 Transmitter modulation accuracy (EVM) test
111	32.3.11.4.5 Time of departure accuracy 32.3.12 Receiver specification 32.3.12.1 General
112	32.3.12.2 Receiver minimum input sensitivity 32.3.12.3 Adjacent channel rejection
114	32.3.12.4 Nonadjacent channel rejection 32.3.12.5 Receiver maximum input level 32.3.12.6 CCA sensitivity 32.3.12.6.1 General 32.3.12.6.2 CCA sensitivity for signals occupying the primary 10 MHz channel
115	32.3.12.6.3 CCA sensitivity for signals not occupying the primary 10 MHz channel 32.3.13 NGV transmit procedure
117	32.3.14 NGV receive procedure
121	32.3.15 Regulatory requirements 32.3.16 NGV ranging NDP
122	32.4 NGV PLME 32.4.1 PLME-SAP
123	32.4.2 PHY MIB 32.4.3 TXTIME and PSDU_LENGTH calculation
124	32.4.4 NGV PHY 32.5 Parameters for NGV-MCSs
127	Annex B (normative) Protocol Implementation Conformance Statement (PICS) proforma B.2 Abbreviations and special symbols B.2.2 General abbreviations for Item and Support columns B.4 PICS proforma—IEEE Std 802.11-2020 B.4.3 IUT configuration
128	B.4.24 DMG features B.4.24.1 DMG MAC features B.4.38 NGV features B.4.38.1 NGV MAC features
129	B.4.38.2 NGV PHY features
130	B.4.38.3 NGV extended MAC service features
131	Annex C (normative) ASN.1 encoding of the MAC and PHY MIB C.3 MIB detail
141	Annex D (normative) Regulatory references D.2 Radio performance specifications D.2.3 Transmit spectrum mask
142	Annex P (informative) Location and Time Difference accuracy test P.3 Differential Distance Computation using Fine Timing Measurement frames
144	Back Cover

Additional information

Standard Title	IEEE Standard for Information Technology–Telecommunications and Information Exchange between Systems Local and Metropolitan Area Networks–Specific Requirements Part 11: Wireless LAN Medium Access Control (MAC) and Physical Layer (PHY) Specifications Amendment 5: Enhancements for Next Generation V2X (Published)
Published Code	IEEE
Publication Date	2022

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