Patent ID: 11956858
Assignee: nan
Field: Digital communication (Electrical engineering)
Classification: CPC H  G | IPC G  H

Claim 9:
10. Non-transitory computer-readable media in a first vehicle, the media containing instructions that when implemented in a computing environment cause a method to be performed, the method comprising:
a) determining a frequency allocated for contention-based wireless messaging between vehicles;
b) determining a wireless address of a second vehicle;
c) determining that a hazard, related to the second vehicle, exists or is imminent;
d) determining a data-ready time at which an emergency message is expected to be ready to be transmitted;
e) determining a header-duration interval for transmission of a header;
f) determining a start time comprising the data-ready time minus the header-duration interval;
g) at the start time, transmitting the header;
h) at the data-ready time, determining whether the emergency message is ready to be transmitted; and then
i) transmitting zero or more spacers until the emergency message is ready to be transmitted; and then
j) transmitting the emergency message.