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DSP Group

From Alfawiki
Adapted from the English Wikipedia article DSP Group, available under CC BY-SA 4.0Updated 8 August 2025
DSP Group, Inc.
Company typePublic
IndustrySemiconductor
Founded1987
FounderDavidi Gilo
Defunct2021
FateAcquired by Synaptics
Headquarters
San Jose, California
,
United States
Area served
United States, Germany, Scotland, Israel, India, Hong Kong, Japan
Key people
Davidi Gilo (founder, former CEO and chairman)
Number of employees
400+
ParentSynaptics
Websitewww.dspg.com

DSP Group, Inc. was a US-based semiconductor firm that specialized in producing chipsets tailored for VoIP, multimedia, and digital cordless device applications. Established in 1987 and headquartered in San Jose, California, the company employed more than 400 professionals distributed throughout the United States, Germany, Scotland, Israel, India, Hong Kong, and Japan prior to its acquisition by Synaptics.

History

The company was founded by Davidi Gilo, who held the roles of CEO and chairman until 1993. In 1989, DSP Group introduced the industry's first speech processor designed specifically for telephony answering machines. The firm broadened its presence in the digital cordless sector by acquiring Advanced Micro Devices' 900 MHz technology in 1999 and subsequently developing narrow-band cordless solutions alongside 2.4 GHz multi-handset systems.

In 1993, Shabtai Adlersberg, co-founder and CTO of DSP Group, established AudioCodes with initial funding from DSP Group; AudioCodes later went public on NASDAQ in 1999. DSP Group divested its stake in AudioCodes in 2004, generating considerable profits.

DSP Group completed its own initial public offering on NASDAQ in 1994. Two years later, it separated its cellular chipset division into a new entity named DSP Communications (DSPC), which also went public that same year and was acquired by Intel for $1.6 billion in 1999.

In 2002, DSP Group's intellectual property licensing unit merged with Parthus Technologies to create CEVA, Inc. The company expanded into multimedia communications by acquiring Teleman Multimedia in 2003. Further acquisitions of VoicePump and Bermai allowed DSP Group to design chipsets combining DECT and Wi-Fi technologies aimed at residential broadband multimedia markets by 2006. In 2007, DSP Group purchased NXP Semiconductors' cordless and VoIP terminals division.

On August 30, 2021, Synaptics, a San Jose-based developer of human interface hardware and software solutions, announced it had acquired DSP Group.

DSP Group's product range centered on integrated circuits supporting residential communication devices such as connected multimedia displays, VoIP cordless phones, and digital cordless equipment.

The company maintained memberships in several industry organizations including:

  • DECT Forum
  • European Telecommunications Standards Institute (ETSI)
  • CAT-iq Marketing Working Group
  • ETSI CAT-iq working groups
  • Wi-Fi Alliance
  • CableLabs
  • Home Gateway Initiative (HGI)

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