# Krishnan Thyagarajan **Entity class:** Person **Type:** Person **Collection:** [[collections/Neurotech|Neurotech]] **Primary source:** [[articles/2026 Annual Report on Brain-Computer Interfaces|2026 Annual Report on Brain-Computer Interfaces]] ## Definition Krishnan Thyagarajan is identified as the principal investigator for PARC's N3 acousto-magnetic device. ## Relationships [[wiki/Krishnan Thyagarajan|Krishnan Thyagarajan]] is related to [[wiki/Palo Alto Research Center|PARC]] and [[wiki/DARPA N3|DARPA N3]] through program leadership. <!-- BEGIN HUMANIZED RELATIONSHIPS 2026-09-11 --> This entry is routed through [[collections/Neurotech|Neurotech]], [[collections/Consciousness Continuity|Consciousness Continuity]], and [[collections/War With Empire|War With Empire]]. Its source context is developed in [[articles/2026 Annual Report on Brain-Computer Interfaces|2026 Annual Report on Brain-Computer Interfaces]], [[articles/The Next Interface Layer|The Next Interface Layer]], [[articles/Technologies for Consciousness Mapping and Transfer|Technologies for Consciousness Mapping and Transfer]], and [[articles/The Architecture of Continuity and Emerging Neuroinformatics Standards|The Architecture of Continuity and Emerging Neuroinformatics Standards]]. Status-qualified source edges are preserved in the terminal Research Edges section. ### People and institutional relationships - [[wiki/Palo Alto Research Center (PARC)|Palo Alto Research Center (PARC)]] has as an N3 principal investigator **Krishnan Thyagarajan**. acousto-magnetic writing using ultrasound + magnetic fields. - [[wiki/PARC N3 team|PARC N3 team]] has as principal investigator **Krishnan Thyagarajan**. ### Additional Documented Relationships - acousto-magnetic writing using ultrasound + magnetic fields. <!-- END HUMANIZED RELATIONSHIPS 2026-09-11 --> ## Source route [[articles/2026 Annual Report on Brain-Computer Interfaces|2026 Annual Report on Brain-Computer Interfaces]] · [[collections/Neurotech|Neurotech]] ## Related Work in the Corpus <!-- BEGIN HUMANIZED CORPUS ROUTES 2026-09-11 --> - In [[articles/2026 Annual Report on Brain-Computer Interfaces|2026 Annual Report on Brain-Computer Interfaces]], **DARPA N3: Nonsurgical Modality Search Space** provides the narrative context for **Krishnan Thyagarajan**: Additional performers: Carnegie Mellon University (ultrasound waves for pinpointing light interaction in targeted brain regions, with wearable electrical mini-generators counterbalancing skull/scalp noise); Johns Hopkins… <!-- END HUMANIZED CORPUS ROUTES 2026-09-11 --> ## Research Edges <!-- BEGIN NEUROTECH RELATIONSHIP GRAPH 2026-09-10 --> #### Master relationship graph patch — 2026-09-10 **Collection:** [[collections/Neurotech|Neurotech]] **Relationship source:** [[research/Neurotechnology Ecosystem Relationship Graph - 2026-09-10|Neurotechnology Ecosystem Relationship Graph — 2026-09-10]] **Related source articles:** [[articles/The Architecture of Continuity and Emerging Neuroinformatics Standards|The Architecture of Continuity and Emerging Neuroinformatics Standards]] · [[articles/2026 Annual Report on Brain-Computer Interfaces|2026 Annual Report on Brain-Computer Interfaces]] · [[articles/The Organic-Synthetic Brain Atlas|The Organic-Synthetic Brain Atlas]] #### Incoming typed edges - **Edge 123 — [[wiki/Palo Alto Research Center|Palo Alto Research Center (PARC)]] `N3_principal_investigator` → this entry** — **VERIFIED**; evidence `DARPA_N3`. acousto-magnetic writing using ultrasound + magnetic fields. <!-- END NEUROTECH RELATIONSHIP GRAPH 2026-09-10 --> <!-- BEGIN INTERFACE SOFT SOVEREIGNTY RELATIONSHIP GRAPH 2026-09-10 --> #### Interface and soft-sovereignty graph patch — 2026-09-10 **Collections:** [[collections/War With Empire|War With Empire]] · [[collections/Neurotech|Neurotech]] **Relationship source:** [[research/Interface and Soft Sovereignty Ecosystem Relationship Graph - 2026-09-10|Interface and Soft Sovereignty Ecosystem Relationship Graph — 2026-09-10]] **Related source articles:** [[articles/The Next Interface Layer|The Next Interface Layer]] · [[articles/The Magic Kingdom and the Managed State|The Magic Kingdom and the Managed State]] #### Incoming typed edges - **Edge 488 — [[wiki/PARC N3 team|PARC N3 team]] `principal_investigator` → this entry** — **CORPUS_V**; evidence `CORPUS_NEXT`, `DARPA_N3`. <!-- END INTERFACE SOFT SOVEREIGNTY RELATIONSHIP GRAPH 2026-09-10 --> <!-- BEGIN CONSCIOUSNESS MAPPING TRANSFER RELATIONSHIP GRAPH 2026-09-10 --> #### Consciousness mapping and transfer graph patch — 2026-09-10 **Collections:** [[collections/Neurotech|Neurotech]] · [[collections/Consciousness Continuity|Consciousness Continuity]] **Relationship source:** [[research/Consciousness Mapping and Transfer Ecosystem Relationship Graph - 2026-09-10|Consciousness Mapping and Transfer Ecosystem Relationship Graph — 2026-09-10]] **Related source articles:** [[articles/Technologies for Consciousness Mapping and Transfer|Technologies for Consciousness Mapping and Transfer]] · [[articles/The Architecture of Continuity and Emerging Neuroinformatics Standards|The Architecture of Continuity and Emerging Neuroinformatics Standards]] · [[articles/2026 Annual Report on Brain-Computer Interfaces|2026 Annual Report on Brain-Computer Interfaces]] · [[articles/The Organic-Synthetic Brain Atlas|The Organic-Synthetic Brain Atlas]] #### Incoming typed edges - **Edge 123 — [[wiki/Palo Alto Research Center|Palo Alto Research Center (PARC)]] `N3_principal_investigator` → this entry** — **PRIOR_NEUROTECH_VERIFIED**; evidence `DARPA_N3`. acousto-magnetic writing using ultrasound + magnetic fields. <!-- END CONSCIOUSNESS MAPPING TRANSFER RELATIONSHIP GRAPH 2026-09-10 -->