[Congressional Record Volume 172, Number 113 (Monday, July 13, 2026)]
[Senate]
[Pages S3821-S3822]
From the Congressional Record Online through the Government Publishing Office [www.gpo.gov]

  SA 6616. Ms. DUCKWORTH submitted an amendment intended to be proposed 
by her to the bill S. 4784, to authorize appropriations for fiscal year 
2027 for military activities of the Department of Defense, for military 
construction, and for defense activities of the Department of Energy, 
to prescribe military personnel strengths for such fiscal year, and for 
other purposes; which was ordered to lie on the table; as follows:

       At the end of subtitle B of title II, add the following:

     SEC. 225. STANDARDIZATION OF QUANTUM RADIO FREQUENCY SENSING 
                   REQUIREMENTS FOR JOINT FORCE APPLICATIONS.

       (a) Joint Requirements for Quantum Radio Frequency 
     Technology.--
       (1) In general.--Not later than 180 days after the date of 
     the enactment of this Act, the Under Secretary of Defense for 
     Research and Engineering, in coordination with the 
     Secretaries of the military departments and the Chairman of 
     the Joint Requirements Oversight Council, shall establish 
     standardized joint requirements for quantum radio frequency 
     sensing technology for use across the joint force.
       (2) Requirements content.--The requirements established 
     under paragraph (1) shall include, at a minimum--
       (A) performance thresholds for ultra-wide band spectrum 
     sensing;
       (B) interoperability standards for integration with 
     existing electronic warfare, signals intelligence, and 
     tactical communications systems, including compatibility with 
     Single Channel Ground and Airborne Radio System (SINCGARS) 
     and Joint Tactical Radio System (JTRS) waveforms as well as 
     with Wideband Global Satellite (WGS) X and Ka band 
     communications;
       (C) size, weight, and power requirements for deployment on 
     ground vehicles, surface vessels, unmanned systems, and 
     manned aircraft platforms;
       (D) performance specifications for operation in contested 
     and congested electromagnetic spectrum environments, 
     including resilience against electronic attack and 
     interference;
       (E) interface standards enabling multi-channel simultaneous 
     reception across radar warning, communications intercept, 
     spectrum monitoring, and tactical communications functions;
       (F) scalability requirements supporting miniaturization 
     through integrated photonics and photonic-integrated circuits 
     for future chip-scale implementations; and
       (G) ability to capture and distribute the frequency sensing 
     data to enterprise-wide electromagnetic spectrum information 
     technology, including cross-domain transfer from commercial 
     cloud to classified Department of Defense information 
     networks.
       (b) Technology Development Roadmap.--Not later than 270 
     days after the date of the enactment of this Act, the Under 
     Secretary of Defense for Research and Engineering shall 
     update the Quantum Science Critical Technology Area roadmap 
     to include a dedicated section on quantum radio frequency 
     sensing technology that--
       (1) incorporates the joint requirements established under 
     subsection (a);
       (2) identifies near-term (0 to 2 years), mid-term (2 to 5 
     years), and far-term (5 to 10 years) development milestones 
     for quantum radio frequency sensing technology;
       (3) specifies minimum investment levels required from each 
     military department to achieve roadmap milestones;
       (4) identifies workforce requirements, including quantum 
     scientists, photonics engineers, and radio frequency systems 
     integrators;
       (5) assesses the industrial base for quantum sensing 
     components, including domestic sources for rubidium or cesium 
     vapor cells, precision laser systems, and integrated 
     photonics; and
       (6) establishes technology readiness-level transition gates 
     and criteria for advancement to acquisition programs of 
     record.
       (c) Transition to Programs of Record.--
       (1) Designation.--Not later than one year after the date of 
     the enactment of this Act, the Secretary of Defense shall 
     designate a lead military department for the development and 
     acquisition of a joint quantum radio frequency sensing 
     system, in consultation with the Joint Requirements Oversight 
     Council.
       (2) Program initiation.--The designated lead military 
     department shall initiate a program of record for a quantum 
     radio frequency sensing system not later than fiscal year 
     2029, subject to successful completion of--
       (A) technology readiness assessment demonstrating 
     achievement of Technology Readiness Level 6 or higher for the 
     core Rydberg atomic sensing subsystem;
       (B) operational assessment demonstrating interoperability 
     with joint force electronic warfare and communications 
     systems at a combatant command exercise or service-level 
     network modernization experiment; and
       (C) independent cost estimate for production and lifecycle 
     costs across planned joint force platforms.
       (d) Pilot Program for Quantum Radio Frequency 
     Integration.--
       (1) Establishment.--Not later than 180 days after the date 
     of the enactment of this Act, the Under Secretary of Defense 
     for Research and Engineering shall establish a pilot program 
     to demonstrate integration of quantum radio frequency sensing 
     technology on operationally relevant platforms across at 
     least two military departments.
       (2) Selection criteria.--Platforms selected for the pilot 
     program shall include at least one representative from each 
     of the following categories:
       (A) Ground-based tactical vehicles or command posts.
       (B) Naval surface vessels or submarines.
       (C) Manned or unmanned aircraft.
       (D) Fixed or deployable spectrum monitoring installations.
       (3) Duration.--The pilot program shall have a duration of 
     not more than three years.
       (e) Reporting Requirements.--
       (1) Initial report.--Not later than one year after the date 
     of the enactment of this Act, the Under Secretary of Defense 
     for Research and Engineering shall submit to the 
     congressional defense committees a report that includes--
       (A) the joint requirements established under subsection 
     (a);
       (B) the updated technology roadmap under subsection (b);
       (C) the designation of the lead military department under 
     subsection (c)(1);
       (D) the status of the pilot program under subsection (d), 
     including platforms selected and initial integration 
     timelines;
       (E) an assessment of investment levels required from each 
     military department to achieve roadmap milestones; and
       (F) in coordination with the Department of Defense Chief 
     Information Office, a description of actions the Department 
     can take to improve potential gaps in policy and standards 
     required for the Department to achieve roadmap milestones.
       (2) Annual updates.--Beginning in the year following 
     submission of the initial report under paragraph (1), and 
     annually thereafter through fiscal year 2032, the Under 
     Secretary shall include in the annual report on Critical 
     Technology Areas required under section 217(c) of the William 
     M. (Mac) Thornberry National Defense Authorization Act for 
     Fiscal Year 2021 (Public Law 116-283; 10 U.S.C. 4001 note) a 
     section specifically addressing quantum radio frequency 
     sensing technology, including progress against roadmap 
     milestones and transition to programs of record.
       (f) Definitions.--In this section:
       (1) Integrated photonics.--The term ``integrated 
     photonics'' means photonic devices and circuits manufactured 
     on semiconductor or other wafer-scale substrates, enabling 
     miniaturization of optical components for quantum-sensing 
     applications.
       (2) Quantum radio frequency sensing technology.--The term 
     ``quantum radio frequency sensing technology'' means radio 
     frequency detection and measurement systems that utilize 
     Rydberg atomic states, including highly excited atoms 
     exhibiting extreme sensitivity to electromagnetic fields, to 
     convert radio frequency (RF) signals to the optical domain 
     for detection without traditional antennas or solid-state 
     analog receivers.

[[Page S3822]]

       (3) Rydberg atomic states.--The term ``Rydberg atomic 
     states'' means electronic states of atoms with very high 
     principal quantum numbers, typically achieved by laser 
     excitation of alkali atoms such as rubidium or cesium, which 
     exhibit sensitivity to radio frequency electric fields.
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