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Higher Speed Optical Access Networks and future end-to-end Packet Optical Network Architecture in 6G

Last Updated: 8/19/2025Deadline: 17 September 2025€21.0M Available

Quick Facts

Programme:Horizon Europe
Call ID:HORIZON-JU-SNS-2025-01-STREAM-B-03-02
Deadline:17 September 2025
Max funding:€21.0M
Status:
open
Time left:1 months

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💰 Funding Details

Higher Speed Optical Access Networks and Future End-to-End Packet Optical Network Architecture in 6G

Call Identifier

HORIZON-JU-SNS-2025-01-STREAM-B-03-02


Type of Action

HORIZON-JU-RIA — Research and Innovation Action (Budget-Based)


Budget & Funding Rate

* Indicative EU contribution per project: up to €21 million

* Funding rate: 100 % of eligible direct costs + 25 % flat-rate indirect costs

* Expected number of projects funded: 2–3 (SNS JU indicative planning)


Opening & Deadline

* Call opens: 22 May 2025

* Single-stage deadline: 18 September 2025, 17:00 (Brussels time)

* Maximum proposal length: 70 pages (part B)


Strategic Context

The SNS Joint Undertaking aims to position Europe at the forefront of 6G. This topic finances the design, prototyping and demonstration of ultra-high-capacity, energy-efficient optical access and packet-optical transport tightly integrated with 6G wireless architecture, including:

* Passive Optical Network (PON), DWDM and adaptive multi-band systems for terabit xhaul.

* Photonics–wireless convergence and optical sensing.

* AI-enhanced green networks, automation and security-by-design.

* Quantum-ready, trusted and resilient architectures.


Eligibility Snapshot

1. Consortium composition: at least three independent legal entities from three different EU Member States or Associated Countries.

2. Geopolitical restrictions (Art. 22(5) HEU): Only entities from Member States, Associated Countries, OECD or Mercosur may participate. Entities directly/indirectly controlled by non-eligible countries must provide national security guarantees.

3. Exclusions: Organisations identified as *high-risk suppliers* of mobile network equipment, and entities linked to Russia/Belarus (incl. >50 % Russian ownership), are not eligible.

4. Gender Equality Plan: mandatory for public bodies, HEIs and research organisations.


Complementary Initiatives

Synergies with Photonics 21, Chips JU, ESA’s optical space links and national photonics programmes are encouraged to leverage advanced components.


Open Science & Data

AI/ML training datasets generated must be deposited in the common SNS repository with open access for the programme lifetime.


Collaboration Agreement

All beneficiaries must sign the SNS JU Collaboration Agreement (Model Grant Agreement, Annex 5) to facilitate cross-project interoperability and joint demonstrations.


Why this matters for your country

* Leverage your country’s photonics clusters and telecom OEMs.

* Access to your country research institutions with expertise in quantum communication and AI.

* Position your country SMEs in the strategic 6G supply chain.

🎯 Objectives

as appropriate
Introduction in the impact section of a sub-criterion assessing the proposal contribution to the IKOP objectives
5b. Evaluation and award: Submission and evaluation processesare described in Annex F of the Work Programme General Annexes and the Online Manual.5c. Evaluation and award: Indicative timeline for evaluation and grant agreementGeneral Annex F of the General Annexes to the Horizon Europe Work Programme 2023-2025 shall apply mutatis mutandis to the SNS call 2025 covered by this Work Programme with the following amendments related to the procedure to rank proposals:When two RIA proposals are equally ranked and that it has not been possible to separate them using first the coverage criterion
second the excellence criterion
and third the generic Impact criterion (i.e.
after step 2 of the procedure outlined in part F of the General Annex)
the level of SME participation will be taken as the next criterion to sort out the ties and if still un-conclusive
the level of IKOP will be considered as appropriate. If still inconclusive
the procedure outlined in part F of the General Annex will be resumed from step 3 onwards.6. Legal and financial set-up of the grantsGeneral Annex G of the General Annexes to the Horizon Europe Work Programme 2023-2025 shall apply mutatis mutandis to the SNS call 2025 covered by this Work Programme. In addition: Participants of selected projects will be requested to cooperate in the SNS Programme for topics of common interests by signing a written agreement (called “collaboration agreement”) referred in the specific provisions of the Model Grant Agreement (Annex 5 of the MGA).Further to Open science provisions set out in the General Annex G of the General Annexes to the Horizon Europe Work Programme 2023-2025
in all SNS topics under Stream B
AI/ML training data sets
which will be created and used in the context of the selected projects
have to be made available through a common repository that will be openly accessed and may be used by other SNS projects over the programme lifecycle.Specific conditions General Annex H of the General Annexes to the Horizon Europe Work Programme 2023-2025 is not applicable to the SNS call 2025 covered by this Work Programme.
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📊 At a Glance

€21.0M
Max funding
17 September 2025
Deadline
1 months
Time remaining
Eligible Countries
EU Member States, Associated Countries

🇪🇺 Strategic Advantages

EU-Wide Advantages and Opportunities for the Call "Higher Speed Optical Access Networks and future end-to-end Packet Optical Network Architecture in 6G"


Overview

This Research & Innovation Action (RIA) under the Smart Networks & Services Joint Undertaking (SNS JU) is purpose-built for large, trans-European collaborations. Leveraging EU-level instruments multiplies the scientific, industrial and societal impact well beyond what any single Member State could achieve.


1. Single Market Access – 450 + Million End-Users

• Deploying energy-efficient 50 Gb/s-to-Tb/s optical access and xHaul technologies across the EU’s single market creates an addressable customer base unmatched worldwide.

• Common technical specifications driven by ETSI/EN standards ease mass-deployment in all 27 Member States plus EEA & Associated Countries, accelerating time-to-market and return on R&D investment.

• Vertical sectors (manufacturing, health, media, automotive) gain a pan-European footprint for ultra-low-latency 6G services.


2. Cross-Border Collaboration & Knowledge Exchange

• The call mandates multinational consortia, fostering cross-fertilisation between Europe’s photonics clusters (e.g. Eindhoven, Berlin-Adlershof) and wireless strongholds (e.g. Oulu, Leuven).

• Joint labs and federated testbeds (5G/6G SNS platforms, KDT pilot lines) enable reproducible experimentation under harmonised conditions—reducing duplication and accelerating TRL progression.

• Complementary expertise: Photonics21 supplies next-gen components; Chips JU offers pilot semiconductor lines; SNS projects supply networking stacks—creating an integrated EU value chain.


3. Alignment with Core EU Policies

European Green Deal: AI-enhanced, ultralow-power optical links support the 2030 climate target (-55 % GHG) and the ‘Energy Efficiency First’ principle.

Digital Decade 2030: Contributes directly to the gigabit-for-all and 5G/6G coverage objectives.

EU Chips Act & Strategic Autonomy: Optical subsystems sourced from EU fabs reduce dependency on non-EU suppliers, in line with Article 22(5) eligibility safeguards.

Open Strategic Autonomy: Quantum-secure optical networking strengthens EU cybersecurity and resilience ambitions (NIS 2 Directive, Cyber-Resilience Act).


4. Regulatory Harmonisation & Trustworthiness

• EU telecoms framework (EECC, BEREC guidelines) offers a single ruleset for spectrum, security and market access—simplifying deployment versus fragmented national licensing.

• Harmonised security certification (EU 5G Toolbox, upcoming 6G extensions) bolsters market acceptance and compliance, a key evaluation criterion (“enhanced trustworthiness”).


5. Access to Europe’s Innovation Ecosystem

• Direct channels to 3 000 + universities and RTOs (COST, Horizon Europe, EIT Digital) for talent pipelines and joint PhDs.

• Use of EuroHPC petascale systems for AI/ML training on shared optical-network datasets (open-science mandate in SNS).

• Integration with EU test infrastructures: 5GTNF (FI), ICT-17 5G facilities, pan-European Quantum Communication Infrastructure (QCI) pilots.


6. Funding Synergies & Leverage Effects

• Combine SNS JU funding with:

• Digital Europe Programme (DEP) for large-scale deployment pilots.

• Connecting Europe Facility – Digital (CEF-Digital) for cross-border backbone links.

• European Regional Development Fund (ERDF) & Recovery and Resilience Facility (RRF) for regional roll-outs.

• EIB/InvestEU for scale-up loans once TRL 7-8 is achieved.

• Synergies increase the effective budget and de-risk commercialisation, fulfilling the Impact award criterion.


7. Pan-European Scale & Global Standardisation Impact

• EU-wide demonstrators facilitate contributions to ETSI, ITU-T SG 15, IEEE 802.3 and 3GPP SA 6, ensuring Europe’s technical leadership in 6G optical networking.

• Large-scale pilots across diverse geographies (urban, rural, maritime, NTN) validate performance under real-world conditions and create reference blueprints for global markets.


8. Strategic Industrial & Societal Value

• Strengthens Europe’s photonic-electronics-wireless supply chain, anchoring high-value manufacturing jobs.

• Enables ubiquitous, low-carbon connectivity—supporting digital inclusion, e-health, smart grids and Industry 5.0.

• SME participation is rewarded in the ranking procedure, offering growth paths for deep-tech start-ups and scale-ups.


Actionable Recommendations for Applicants

• Build a geographically balanced consortium (≥ 3 MS/AC) incorporating at least 20 % SME budget share to gain tie-break points.

• Map project KPIs directly to Digital Decade, Green Deal and Open Strategic Autonomy indicators.

• Plan a staged roadmap: TRL 3-4 research → TRL 5-6 integration on SNS platforms → TRL 7 demo leveraging CEF-Digital corridors.

• Engage early with ETSI ISG F5G/6G and Photonics21 working groups to ensure results feed into standards and future PPP topics.


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By exploiting the full breadth of EU integration—single market, unified regulation, policy coherence and a dense innovation web—this grant offers unparalleled leverage to turn cutting-edge optical-6G research into continent-wide industrial leadership and societal benefit.

🏷️ Keywords

Topic
Open For Submission