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Integrated Systems Inc. (ISI) was an
embedded software Embedded software is computer software, written to control machines or devices that are not typically thought of as computers, commonly known as embedded systems. It is typically specialized for the particular hardware that it runs on and has tim ...
company founded by Naren Gupta in 1980/1981.
Summit Partners Summit Partners is an American investment firm based in Boston, Massachusetts. The firm focuses on investing in technology, healthcare, life sciences and other growth industries. Background Summit Partners was founded in 1984 by E. Roe Stamps ...
invested in 1987, the company listed in 1990, and it was acquired by
Wind River Systems Wind River Systems, Inc., also known as Wind River (trademarked as Wndrvr), is an Alameda, California–based company, subsidiary of Aptiv PLC. The company develops embedded system and cloud software consisting of real-time operating systems sof ...
in 2000. Naren Gupta served as President/CEO of ISI until 1994, and as its chairman until the company was bought by their competitor
Wind River Systems Wind River Systems, Inc., also known as Wind River (trademarked as Wndrvr), is an Alameda, California–based company, subsidiary of Aptiv PLC. The company develops embedded system and cloud software consisting of real-time operating systems sof ...
in February 2000. Later he served as vice-chairman and CEO of Wind River Systems.


Products

The company's main products were: * MATRIXx, introduced in 1983, a
control engineering Control engineering, also known as control systems engineering and, in some European countries, automation engineering, is an engineering discipline that deals with control systems, applying control theory to design equipment and systems with d ...
(computer aided control system design or CACSD) tool with components including XMath (an extended
MATLAB MATLAB (an abbreviation of "MATrix LABoratory") is a proprietary multi-paradigm programming language and numeric computing environment developed by MathWorks. MATLAB allows matrix manipulations, plotting of functions and data, implementat ...
-like language) and SystemBuilder for graphical editing of block diagrams. After the merger with Wind River the product was licensed to
MathWorks The MathWorks, Inc. is an American privately held corporation that specializes in mathematical computing software. Its major products include MATLAB and Simulink, which support data analysis and simulation. History MATLAB was created in the 1 ...
, but after an anti-trust action, it was sold to
National Instruments The National Instruments Corporation, doing business as NI, is an America, American multinational corporation, multinational company with international operations. Headquartered in Austin, Texas, Austin, Texas, it is a producer of automated tes ...
. In 2018, National Instruments placed MATRIXx into a five-year end-of-life phase, with no further support beyond 30 June 2023. *
pSOS PSOS, ''PSOs'' or pSOS may refer to: * pSOS (real-time operating system) pSOS (Portable Software On Silicon) is a real-time operating system (RTOS), created in about 1982 by Alfred Chao, and developed and marketed for the first part of its l ...
, a real-time operating system for the
Motorola 68000 The Motorola 68000 (sometimes shortened to Motorola 68k or m68k and usually pronounced "sixty-eight-thousand") is a 16/32-bit complex instruction set computer (CISC) microprocessor, introduced in 1979 by Motorola Semiconductor Products Sector ...
microprocessor family acquired from Software Components Group (SCG) for  million in 1991. *
FlexOS FlexOS is a discontinued modular real-time multiuser multitasking operating system ( RTOS) designed for computer-integrated manufacturing, laboratory, retail and financial markets. Developed by Digital Research's Flexible Automation Business ...
, a continuation of
Digital Research Digital Research, Inc. (DR or DRI) was a privately held American software company created by Gary Kildall to market and develop his CP/M operating system and related 8-bit, 16-bit and 32-bit systems like MP/M, Concurrent DOS, FlexOS, Multiuser ...
's
Concurrent DOS 286 Multiuser DOS is a real-time multi-user multi-tasking operating system for IBM PC-compatible microcomputers. An evolution of the older Concurrent CP/M-86, Concurrent DOS and Concurrent DOS 386 operating systems, it was originally developed by ...
and
Concurrent DOS 68K Multiuser DOS is a Real-time operating system, real-time multi-user multi-tasking operating system for IBM Personal Computer, IBM PC-compatible microcomputers. An evolution of the older Concurrent CP/M-86, Concurrent DOS and Concurrent DOS 386 ...
, a modular multiuser multitasking
real-time operating system A real-time operating system (RTOS) is an operating system (OS) for real-time computing applications that processes data and events that have critically defined time constraints. A RTOS is distinct from a time-sharing operating system, such as Unix ...
(RTOS) for Motorola 68000 as well as for Intel 186, 286 and
386 __NOTOC__ Year 386 (Roman numerals, CCCLXXXVI) was a common year starting on Thursday of the Julian calendar. At the time, it was known as the Year of the Consulship of Honorius and Euodius (or, less frequently, year 1139 ''Ab urbe condita''). ...
microprocessors designed for computer-integrated manufacturing, laboratory, retail and financial markets; acquired from
Novell Novell, Inc. () was an American software and services company headquartered in Provo, Utah, that existed from 1980 until 2014. Its most significant product was the multi-platform network operating system known as NetWare. Novell technolog ...
for  million in July 1994. The deal comprised a direct payment of half this sum, and shares representing 2% of the company.


References


Further reading

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External links

* {{webarchive, url=https://web.archive.org/web/19961228062637/http://isi.com/, title=Official website, date=December 28, 1996 1981 establishments in California 2000 disestablishments in California 1990 initial public offerings 2000 mergers and acquisitions Defunct software companies of the United States Software companies based in the San Francisco Bay Area Software companies established in 1981 Software companies disestablished in 2000 Companies formerly listed on the Nasdaq