RFEngineer

Yechiel Blum

***** ******* ***** ****: 310-***-****; Phone: 310-***-****

Rancho Palos Verdes, CA 90275 Email: ********@*****.***

Professional Engineer

A top-performing professional RF engineer with 20+ years of knowledge, credited with combining leadership, customer service and experience to deliver projects on time and on budget. Strong expertise in managing technical teams as well as proficiency with design of RF and MMW receivers and transmitters from specification through to production. Highly accomplished in system design considerations and de-bugging skills at the board level. Developed wireless duplex communication system and method of operating which was granted a patent.

Areas of Expertise

Radio Frequency Engineer

De-Bugging / Problem-Solving

Cost Analysis

Integration with Base Band

Ownership of end to end RF performance

WIMAX (similar to WIFI in frequency and modulation)

Application Engineer

Production and Development

Design and Developed reference designs

Knowledge of cellular RF system desired

Wireless Communication such as WCDMA

System Design

Testing and Measurements

Commercialization

Hardware Development

Link budget calculation

Leadership / Management

Key Skills Assessment

Project Management – Managed and contributed to the design team that developed the most cost effective and highest performing WIMAX CPE in 3.5GHz and the first based on the Sierra Monolithics RF chip.

Design - Developed reference designs for high performance receiver and transmitter (2048-QAM) for point to point at 13 to 24GHz (backhaul links) as well as for E band at 71 to 86GHz both based on Semtech chips.

Customer Service – Delivered excellent customer support for point to point and E band applications, by providing technical solutions and training on how to operate the EVB while getting the best performance.

Professional Experience

hardware engineer for Commercial RF Design

Semtech, Redondo Beach, California. 2009 – 12/2014

System and hardware engineering for RF and millimeter wave (mm-wave) products.

Reference board design.

Performed application engineering for millimeter wave products and managed a team of 2.

Create system and block spec to RFIC designers.

Test and optimized the evaluated board to get the best performance.

Involve in calculation of the lineup system to get the best performance (noise figure, linearity, EVM, SNR, phase noise).

Provided customers with comparisons between their specifications and our capabilities for new designs.

Nurtured excellent relationships with customers such as Huawei, Wavelab, Aviat, and Dragonwave.

Partnered with Design Engineers to create supporting documents such as datasheets, evaluation board tests, and application notes.

Created high quality specifications and block diagrams for 5th generation cellular with antenna beam forming at 28 to 34GHz.

Great specs and block diagrams for satellite system at KA band.

Work with component vendors on component specification to support reference design solution.

Hands-on experience using network analyzers, spectrum analyzer, power meter, oscilloscope etc.

Manager of Commercial RF Design

Sierra Monolithics, Redondo Beach, California.

Private Company was acquired by Semtech for $180M in Dec. 2009. 2006 – 2009

Hands on Manager of a team of 5 as well as 2 PCB designers that design and assembly all the PCB of the company.

Designed and developed a WCDMA repeater that the customer adopt the design and lead to sales of over 500k chips.

Designed and developed WIMAX 2.5Ghz and 3.5GHz reference design.

Provided customer support for WIMAX and repeater application by great documentation and visit.

RF Team Manager

Alvarion, Israel 2003 – 2006

A global leader in wireless network solutions.

Managed a team of 2 RF engineers.

Under my leadership, the RF team developed the most cost effective/high performance WIMAX CPE (OFDM, 64-QAM) in 3.5GHz and the first that was based on the Sierra Monolithics RF chip, the company sold over 2M CPE from my design.

Found unique solution to solve spurious violation of the TX mask.

RF Team Manager

Innowave, Israel 1991 – 2003

A global leader in wireless last mile solutions.

Managed a team of 4 RF engineers and technicians that successfully developed new products that resulted in commercialization.

Developed RF technology for CPE and Base station (discreet solution) for last mile wireless system using several frequencies: 800MHz, 1.5GHz, 2.4GHz and 3.5GHz.

Developed the first receivers and transmitters in the world at 24GHz based on SMT components.

Granted patent for wireless duplex communication system and method of operating same.

Education & Training

B.Sc.Te. in Electricity and Electronics Tel Aviv University in 1990.

Patents, Awards & Distinctions

Received CEO’s Exceptional Award for creativity and special contribution to the company.

Granted patent for wireless duplex communication system and method of operating same.

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