US 12,013,436 B2
Dynamic security protection in configurable analog signal chains
Veeramanikandan Raju, Bangalore (IN); Anand Kumar G, Bengaluru (IN); and Christy Leigh She, Allen, TX (US)
Assigned to Texas Instruments Incorporated, Dallas, TX (US)
Filed by TEXAS INSTRUMENTS INCORPORATED, Dallas, TX (US)
Filed on Feb. 28, 2023, as Appl. No. 18/175,730.
Application 18/175,730 is a continuation of application No. 17/165,326, filed on Feb. 2, 2021, granted, now 11,592,484.
Application 17/165,326 is a continuation of application No. 16/376,697, filed on Apr. 5, 2019, granted, now 10,935,600, issued on Mar. 2, 2021.
Prior Publication US 2023/0204666 A1, Jun. 29, 2023
Int. Cl. G01R 31/3185 (2006.01); G06F 21/31 (2013.01); G06F 21/45 (2013.01); H04L 9/40 (2022.01)
CPC G01R 31/318536 (2013.01) [G06F 21/31 (2013.01); G06F 21/45 (2013.01); H04L 63/1433 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A method comprising:
polling a status register in an authentication block of a signal chain component for an authentication error;
in response to detecting the authentication error indicated in the status register, generating an interrupt to an application layer; and
resetting and recovering an analog component of an analog signal chain in response to the interrupt.