Caelus provides ultra-high permformance embedded IP realized by out patent architecture and techniques for high resolution and/or high speed data converters for 5G and IoT applications

Company Profile

Caelus Technologies Limited is a privately held company with office in Shenzhen, which is founded in 2018 by two technologies and a deep technology entrepreneur “Entrepreneur First” with a track record on building successful world-class company.

Caelus is targeted to design and develop destructive solutions based on our patented technologies by offering ultra-high performance analog solutions IP to customers and partners while the idea works well even in very deep submicron processes to take advantage of process scaling journey.

Caelus provides solutions in a wide range of applications such as instrumentation, medical imaging, data acquisition, sensors, wireless/wireline communications etc.

Our Mission

Caelus aims to create disruptive data converter products with our partnership by leveraging our patent ideas.

Our Cofunder
Cofunder - CEO

Name: Dr. Morris Xiaoyong HE

Profile: CEO



He has over 10 years hands-on design experience in analog, digital and mixed-signall circuit design with expertise in chip design. Proior to founding Caelus, he workded South China University of technology, Fujitsu Semiconductor and Freescale Semiconductor.

He received Bachelor, MPhil (Electrical Engineering) from Huazhong University of Science and Technology of China in 1997, 2000 and PhD from Chinese University of Hong Kong in 2010. He co-authored 6 published patents and over 20 international publications.

Cofunder - CTO

Name: Mr. Chi Fung LOK

Profile: CTO



He has over 10 years hands-on design experience in analog/mixed-signal architectures and circuits with expertise in data converters. Prior to founding Caelus, he workded in Huawei, Credo Semiconductor, ASTRI and Fujitsu Semiconductor.

He received BEng (First Class Honor), MPhil (Electrical Engineering) and MSc. (Finance) from The Hong Kong University of Science and Technology in 2005, 2007, and 2012, respectively. He authored 5 published patents and contributed 3 international publications.

Our Advisor

Name: Dr. Mansun CHAN

Profile: Chair Professor, IEEE Fellow
Dept of Electronic and Computer Engineering, HKUST
PhD, University of California, Berkeley

Name: Dr. Kong Pang PUN

Profile: Associate Professor, IEEE Senior Member
Dept of Electronic Engineering, CUHK
PhD, Technical University of Lisbon, Portugal


Analog To Digital Converter

Ultra-High Resolution

CAE11 Series

(18b, 20b, 24b SAR ADC)

Ultra-High Speed

CAE21 Series

(14b 1GSPS, 12b 8GSPS Pipeline-SAR ADC)

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Caelus Technologies is an equal opportunity employer.

We strongly believe that the pace in migration of data converter chips into IP for system-on-chip application grows rapidly over the next ten years especially in some high-performance disruptive IP on the market offered by Caelus Technologies.

We are looking for pioneers to join our team, we respect personality, we like self-motivated talents from diverse background to work with our vision and plan, we reward excellence by our specialized ESOP policy. At Caelus Technologies, we offer an amazing environment for talents across multiple disciplines.

If you are interested in growing with cutting-edge data converter technology company, please reach us at


  • Formal registration 1 November, 2018

    Got angel investors “Entrepreneur First” invests in Caelus Technologies Limited

  • Headquarter office opened 1 June, 2018

    Caelus Technologies Limited opens a headquarter office in Shenzhen. Two founders joins the “Entrepreneur First” programme in Hong Kong

  • Company founded 1 May, 2018

    Caelus Technologies Limited is founded in Hong Kong, of which CTO invented several ground breaking patent ideas on high resolution, and high speed A/D architectures, circuit techniques and calibration algorithms