US 11,871,234 B2
Secure vehicle to vehicle PTC communication
Rebecca W. Dreasher, Longmont, CO (US); Adam Hausmann, Melbourne, FL (US); Matthew Steven Vrba, Marion, IA (US); Edward J. Kuchar, Cedar Rapids, IA (US); James Lucas, Ponte Vedra, FL (US); Andrew Ryan Staats, Cedar Rapids, IA (US); Jerrid D. Chapman, Belle Vernon, PA (US); Jeffrey D. Kernwein, Cedar Rapids, IA (US); Janmejay Tripathy, Cedar Rapids, IA (US); Stephen Craven, Hiawatha, IA (US); Tania Lindsley, Melbourne, FL (US); Derek K. Woo, Rockledge, FL (US); Ann K. Grimm, Cedar Rapids, IA (US); Scott Sollars, Marion, IA (US); Phillip A. Burgart, Cedar Rapids, IA (US); James Allen Oswald, Coggon, IA (US); Shannon K. Struttmann, Cedar Rapids, IA (US); Stuart J. Barr, Cedar Rapids, IA (US); Keith Smith, Cedar Rapids, IA (US); Francois P. Pretorius, Paonia, CO (US); Craig K. Green, Jefferson Hills, PA (US); Kendrick Gawne, Cedar Rapids, IA (US); Irwin Morris, Marion, IA (US); and Joseph W. Gorman, Cedar Rapids, IA (US)
Assigned to TRANSPORTATION IP HOLDINGS, LLC, Norwalk, CT (US)
Filed by Transportation IP Holdings, LLC, Norwalk, CT (US)
Filed on Oct. 18, 2021, as Appl. No. 17/504,086.
Application 17/504,086 is a continuation in part of application No. 17/458,841, filed on Aug. 27, 2021.
Application 17/458,841 is a continuation in part of application No. 17/443,483, filed on Jul. 27, 2021.
Application 17/443,483 is a continuation in part of application No. 17/181,667, filed on Feb. 22, 2021.
Application 17/181,667 is a continuation in part of application No. 17/174,065, filed on Feb. 11, 2021.
Application 17/174,065 is a continuation in part of application No. 16/809,248, filed on Mar. 4, 2020, granted, now 11,511,782.
Application 16/809,248 is a continuation in part of application No. 16/724,449, filed on Dec. 23, 2019, granted, now 11,574,261.
Application 16/724,449 is a continuation in part of application No. 16/690,152, filed on Nov. 21, 2019, granted, now 11,176,811.
Application 16/690,152 is a continuation in part of application No. 16/685,485, filed on Nov. 15, 2019, granted, now 11,267,496.
Application 16/685,485 is a continuation in part of application No. 16/600,147, filed on Oct. 11, 2019, granted, now 11,358,618.
Application 16/600,147 is a continuation in part of application No. 16/535,966, filed on Aug. 8, 2019, granted, now 11,312,390.
Application 16/535,966 is a continuation in part of application No. 16/220,959, filed on Dec. 14, 2018, granted, now 11,153,077.
Application 16/220,959 is a continuation in part of application No. 16/210,883, filed on Dec. 5, 2018, granted, now 11,142,229.
Application 16/210,883 is a continuation in part of application No. 16/206,674, filed on Nov. 30, 2018.
Application 16/809,248 is a continuation in part of application No. PCT/US2018/049480, filed on Sep. 5, 2018.
Claims priority of provisional application 63/126,192, filed on Dec. 16, 2020.
Claims priority of provisional application 63/121,111, filed on Dec. 3, 2020.
Claims priority of provisional application 63/077,262, filed on Sep. 11, 2020.
Claims priority of provisional application 63/056,874, filed on Jul. 27, 2020.
Claims priority of provisional application 62/554,667, filed on Sep. 6, 2017.
Prior Publication US 2022/0038906 A1, Feb. 3, 2022
Int. Cl. H04W 12/122 (2021.01); H04W 4/44 (2018.01); H04W 12/06 (2021.01); H04W 12/0431 (2021.01)
CPC H04W 12/122 (2021.01) [H04W 4/44 (2018.02); H04W 12/0431 (2021.01); H04W 12/06 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A computer-implemented method, comprising:
obtaining, with a central office server, a first secret and a first public key;
obtaining, with the central office server, a second secret a second public key;
authenticating, with the central office server, the first public key of the first vehicle based on a first private key associated with the first vehicle;
authenticating, with the central office server, the second public key of the second vehicle based on a second private key associated with the second vehicle;
preventing a man-in-the-middle attack, by securing at least one of a first vehicle-to-central office communication, a central office-to-first vehicle communication, or a first vehicle-to-second vehicle, wherein the first vehicle-to-central office communication and the central office-to-first vehicle communication are authenticated based on a determined private key associated with a respective first vehicle on-board computer; and
sending a message, with the central office server, to a vehicle associated with a conditional movement authority.