{"schema_version":1,"experiment_id":"eoa_inverse_innovation_exp12_substrate_denial72_20260805","research_id":"eoa_inverse_innovation_exp12_light_screen_20260805","cell_id":"modular_decomposition__computer_science","search_lanes":{"direct_problem_and_intervention":{"queries":["ECU breakout box removable jumpers open individual circuits measurement sockets harness","embedded controller reset motor switching sensor sampling power supply sag EMI"],"source_ids":["SRC1","SRC2","SRC4"],"no_result_note":null},"synonyms_and_historical_terms":{"queries":["ECU pin box test adapter fault insertion unit breakout harness","automotive test adapter distribution box sensor actuator breakout"],"source_ids":["SRC1","SRC2","SRC3"],"no_result_note":null},"products_practices_and_standards":{"queries":["official fault insertion unit open circuit ECU hardware in loop modular channels","automotive breakout box test harness sensor actuator CAN power fault diagnosis"],"source_ids":["SRC1","SRC2","SRC3"],"no_result_note":null},"component_combination":{"queries":["modular breakout box ECU power sensor actuator separate modules test harness","modular fault insertion box ECU harness removable modules passive","responsibility based modular wiring harness diagnostic cassette breakout"],"source_ids":["SRC1","SRC2","SRC3","SRC4"],"no_result_note":"No retained source disclosed the exact combination of separately removable responsibility-aligned passive cassettes and an explicit shared-reference reintegration plate. Phrase absence was not treated as novelty evidence."}},"sources":[{"source_id":"SRC1","title":"Breakout Box BOB MS 7","publisher":"Bosch Motorsport","url":"https://www.bosch-motorsport.com/products/more/breakout-boxes/breakout-box-bob-ms-7/","source_type":"FIRST_PARTY_PRODUCT","claims_supported":["An ECU/VCU breakout box enables measurements and connection changes during operation.","Individual connections can be opened and closed with jumpers, and all signals are accessible through measurement jacks.","Product-specific construction preserves the signal integrity of high-speed data links."]},{"source_id":"SRC2","title":"Using Fault Insertion Units (FIUs) for Electronic Testing","publisher":"National Instruments","url":"https://www.ni.com/en/solutions/transportation/hardware-in-the-loop/using-fault-insertion-units--fius--for-electronic-testing.html","source_type":"OFFICIAL_GUIDANCE","claims_supported":["Fault-insertion units are placed between an ECU and test-system I/O to create open circuits, shorts to power or ground, and pin-to-pin shorts.","A normal-state relay provides transparent pass-through, while individual channels can be interrupted.","NI describes software-controlled modular hardware rather than a passive responsibility-partitioned harness and notes IEC 61010-1 compliance for its FIUs."]},{"source_id":"SRC3","title":"Test Equipment: Cables, Adapters, Simulators","publisher":"Softing Automotive Electronics","url":"https://automotive.softing.com/projects/test-units-test-systems/test-equipment.html","source_type":"FIRST_PARTY_PRODUCT","claims_supported":["Softing offers modular breakout boxes that expose ECU I/O, communication, and supply lines and allow individual conductors to be disconnected or measured.","Its distribution boxes combine modular construction, switchable fused supplies, special-signal connectors, and ECU communication interfaces.","Its lab-car fixtures add load simulations, sensor or actuator equivalent circuits, and communication counterparts."]},{"source_id":"SRC4","title":"Board Design Considerations — Hercules Safety MCUs Documentation","publisher":"Texas Instruments","url":"https://software-dl.ti.com/hercules/hercules_docs/latest/hercules/Hardware_Kits/hardware_kits.html","source_type":"OFFICIAL_GUIDANCE","claims_supported":["Power-switching noise can couple into a microcontroller reset line and cause a system reset.","Power-on reset must be asserted when a supply leaves its recommended range.","Digital switching noise, shared interconnect impedance, external devices, and power supplies can affect ADC conversion, grounding, and signal integrity."]}],"problem_evidence":{"status":"PARTLY_SUPPORTED","finding":"The problem is visible at a coarse level. TI documents resets caused by power-switching coupling or out-of-range supplies and identifies multiple noise paths affecting analog sampling. Bosch, NI, and Softing sell in-line equipment specifically for accessing, measuring, interrupting, or faulting otherwise embedded ECU conductors. The retained sources do not directly establish that the proposal's full set of five candidate causes is routinely indistinguishable inside one inaccessible loom.","source_ids":["SRC1","SRC2","SRC3","SRC4"]},"closest_prior_art":[{"name":"Bosch Motorsport BOB MS 7 breakout box","source_ids":["SRC1"],"overlap":"Provides in-line access to ECU/VCU signals, direct test jacks, and jumper-controlled opening and closing of individual connections during operation while addressing high-speed-link integrity.","remaining_difference":"It is a consolidated pin-oriented breakout box, not separately removable cassettes containing complete responsibility-specific paths and returns plus an explicit shared-reference plate."},{"name":"Softing modular breakout, distribution-box, and lab-car equipment","source_ids":["SRC3"],"overlap":"Combines modular test construction with individually disconnectable ECU supply, I/O, and communication lines, configurable connectors, fused supplies, and sensor, actuator, load, or communication substitutes.","remaining_difference":"The public description does not show independently removable fault-domain cassettes, each carrying a complete path including its return or shield relationship, or a separate passive plate that explicitly recreates shared-reference topology."},{"name":"NI fault-insertion unit architecture","source_ids":["SRC2"],"overlap":"Places transparent pass-through channels between an ECU and its environment and selectively creates opens, power or ground shorts, and cross-channel faults for controlled testing.","remaining_difference":"Its operative switching is relay- and software-controlled and organized by channels and fault buses, rather than by passive, keyed, physically removable responsibility cassettes."}],"prior_art_disposition":"ADJACENT_PRIOR_ART","contrastive_claim_remaining":"After satisfying predefined all-through electrical-equivalence limits, separately removable cassettes that group complete responsibility paths with their returns or shields will identify the implicated interface domain in blinded benign-fault trials while requiring fewer unrelated physical disconnections than a conventional pin-oriented breakout box or whole-harness substitution, without increasing fixture-created artifacts. No advantage remains if a fixed breakout already provides equivalent domain isolation.","contrastive_claim_falsifier":"The claim is falsified if a Bosch- or Softing-style consolidated breakout matches the cassette fixture on implicated-domain accuracy and unrelated connections disturbed, or if the cassette fixture fails equivalence limits, measurably perturbs undeclared domains, suppresses or creates resets through changed geometry or impedance, or cannot localize cross-boundary disturbances reproducibly.","gates":{"adequate_source_search":{"status":"PASS","rationale":"The bounded search covered direct descriptions, older breakout-box and fault-insertion terminology, commercial practices, official technical guidance, and component combinations. Four opened sources from four publishers were retained, all first-party or official.","source_ids":["SRC1","SRC2","SRC3","SRC4"]},"supported_problem":{"status":"PASS","rationale":"Official MCU guidance and three established ECU test-equipment practices partly support a real problem involving switching-related resets, multiple electrical noise paths, inaccessible conductors, and the need for controlled measurement or interruption.","source_ids":["SRC1","SRC2","SRC3","SRC4"]},"distinct_testable_claim":{"status":"PASS","rationale":"The remaining distinction is narrow and measurable against consolidated breakout boxes using domain-identification accuracy, unrelated connections disturbed, equivalence deviations, and fixture-created artifacts.","source_ids":["SRC1","SRC2","SRC3"]},"bounded_next_test":{"status":"PASS","rationale":"The proposed current-limited extra-low-voltage surrogate, pre-injection equivalence checks, eight concealed reversible perturbations, explicit comparators and endpoints, first-failure stopping rule, and retained rollback loom constitute a bounded falsification test.","source_ids":["SRC1","SRC2","SRC3","SRC4"]},"no_obvious_safety_or_authority_stop":{"status":"PASS","rationale":"No categorical stop is evident for the surrogate-only test: installation authority and an independent halt authority are named; mains, high energy, production, and safety-critical use are excluded; equivalence and current limits precede fault trials; and de-energization and rollback criteria are explicit. NI's discussion also confirms that voltage, current, connectivity, and applicable equipment-safety requirements are material concerns for fault insertion.","source_ids":["SRC2","SRC4"]}},"screen_survival":true,"world_novelty_boundary":"This bounded public-web search found close pin-level breakout, modular test-adapter, peripheral-simulation, and fault-insertion practices but no retained source disclosing the complete proposed cassette-and-reference-plate arrangement. That does not establish world novelty, patentability, market size, expert acceptance, or realized value; patents, private test fixtures, older catalogs, non-English literature, standards, and unindexed engineering practices may contain closer art."}