Wenjun Feng

CTO

Stockholm, Stockholm, Sweden17 yrs 7 mos experience

Highly Stable

Key Highlights

Over 16 years in digital hardware solutions.
Proven track record in high-performance hardware designs.
Leader in cross-functional global teams.

Stackforce AI infers this person is a leader in the wireless communication industry with expertise in digital hardware architecture.

Contact

Skills

Core Skills

Digital Hw DesignWireless TechnologiesSystems EngineeringProduct Development

Other Skills

Hardware ArchitectureEnergy EfficiencyProject ManagementEmbedded Systems10Gbps25Gbps100GbpsSignal IntegrityHigh speed linkSoftware DevelopmentOscilloscopeElectrical EngineeringHigh-speed Digital DesignPrinted Circuit Board (PCB) DesignField-Programmable Gate Arrays (FPGA)

About

Expert in Digital system architecture and a hands-on principal developer in wireless communication industry with over 16 years of expertise in defining, developing, and implementing cutting-edge digital hardware solutions. Proven track record of success in delivering high-performance, reliable, and cost-effective hardware designs. Possess strong analytical, problem-solving, and communication skills, and a passion for continuous learning and improvement and staying current with the latest advancements in the field. Role model as team player and leader in diversity global team and cross functional team. Always be willing to walk extra mile and take challenge.

Experience

17 yrs 7 mos

Total Experience

17 yrs 7 mos

Average Tenure

17 yrs 7 mos

Current Experience

Ericsson

6 roles

Principal Radio Board Architect

Promoted

May 2025 – Present · 11 mos

Continue to take technical responsibility from "Product Concept Study" in global solution team to "Opportunity Analysis" & "Define Module System" pre-study in early phase of platform development. Meanwhile service as a hands-on technical leader & developer in End to End enabler product design.
Deeply join in "Ericsson Silicon" ASIC requirement definition and first sample verification in product.

Digital HW designWireless TechnologiesHardware Architecture

Technical Leader Digital Design | HW architect

Promoted

Jan 2018 – Apr 2025 · 7 yrs 3 mos

Sub-area technical leader in Global solution team, Focus on 5G|6G AAS product architecture, solution, technology.
End to End product development from Concept study to implementation and delivery.
Member of cross-functional team to accelerate "Ericsson Silicon" ASIC definition, development and delivery.
Drive "Energy Efficiency" feature, especially Deep Sleep, to achieve "Net Zero" goal.
Drive hybrid modularity design to achieve cost-efficient solution, accelerate product development and enhance product quality.
Drive global knowledge sharing and help members’ competence boost up. Drive continuous improvement.

Systems EngineeringEnergy EfficiencyProduct Development

Technical coordinator | Product development leader

Jan 2018 – Jul 2020 · 2 yrs 6 mos

Initiator of MIB 1.0 test platform. Successfully drive MIB 1.0 product from concept to implementation with only one HW version. Set up the benchmark for coming related platform.
Drive ASIC interposer development, First engineering practice from manually to automation. Accelerate related 5G product development before ASIC ready, save 25% RD time.
Coordinate multi-sites Digital/ASIC/SW resource for project pull in, quality enhancement, production rampup and yield improvement.

Systems EngineeringProject Management

Principal Digital Developer

Mar 2013 – Jan 2018 · 4 yrs 10 mos

Responsible for Radio product digital HW solution, implementation and verification.
Schematic design, layout design. Top level integration.
NGR G2 Macro Radio product development, First time to migration to Linux and Arm based platform. Meanwhile support 10Gbps CPRI and JESD204B interface.
Legacy 4TR platform Radio product development. First 10Gbps CPRI radio product in Kista.

Digital HW designEmbedded Systems

Senior Digital Design Engineer

Promoted

Jan 2010 – Mar 2013 · 3 yrs 2 mos

Technical lead for most powerful digital unit development ( DUL1030), first time ready. Only one HW version. Win "Excellent performance award".
First 8TR TDD LTE RRU development, Invent 10.1Gbps Ethernet based CPRI link in 2009, leading industry as least 3 years. Win "Product Innovation Team of The Year" award.
Key contributor for digital area competence building up and product development.

Digital HW designProject Management

Digital Design Engineer

Jul 2008 – Dec 2009 · 1 yr 5 mos

First 2TR TDD LTE micro Radio Unit development, pass CMCC and MIIT large-scale field test.
Baseband test board development, to pull in TD-SCDMA product development.
DPD test board development, to support DPD algorithm verification and improvement.