TeleVideo Corporation was a U.S. company that achieved its peak of success in the early 1980s producing

computer terminal A computer terminal is an electronic or electromechanical hardware device that can be used for entering data into, and transcribing data from, a computer or a computing system. The teletype was an example of an early-day hard-copy terminal a ...

s. TeleVideo was founded in 1975 by K. Philip Hwang, a

Utah State University Utah State University (USU or Utah State) is a public land-grant research university in Logan, Utah. It is accredited by the Northwest Commission on Colleges and Universities. With nearly 20,000 students living on or near campus, USU is Uta ...

Hanyang University Hanyang University (Korean: 한양대학교) is a private research university in South Korea. The main campus is located in Seoul and its satellite campus, the Education Research Industry Cluster (ERICA campus), is in Ansan. ''Hanyang'' (한양, ...

graduate born in

South Korea South Korea, officially the Republic of Korea (ROK), is a country in East Asia, constituting the southern part of the Korea, Korean Peninsula and sharing a Korean Demilitarized Zone, land border with North Korea. Its western border is formed ...

who had run a business producing

CRT monitor A cathode-ray tube (CRT) is a vacuum tube containing one or more electron guns, which emit electron beams that are manipulated to display images on a phosphorescent screen. The images may represent electrical waveforms ( oscilloscope), pict ...

s for arcade games since 1975. The company was headquartered in

San Jose, California San Jose, officially San José (; ; ), is a major city in the U.S. state of California that is the cultural, financial, and political center of Silicon Valley and largest city in Northern California by both population and area. With a 2020 popul ...

. TeleVideo's terminal protocol was popular in the early days of microcomputers and was widely supported by applications as well as

terminal emulator A terminal emulator, or terminal application, is a computer program that emulates a video terminal within some other display architecture. Though typically synonymous with a shell or text terminal, the term ''terminal'' covers all remote ter ...

s (often referred to as "TeleVideo 925 emulation"). TeleVideo also built CP/M-compatible 8-bit desktop and portable

personal computer A personal computer (PC) is a multi-purpose microcomputer whose size, capabilities, and price make it feasible for individual use. Personal computers are intended to be operated directly by an end user, rather than by a computer expert or tech ...

s based on the

Z80 The Z80 is an 8-bit microprocessor introduced by Zilog as the startup company's first product. The Z80 was conceived by Federico Faggin in late 1974 and developed by him and his 11 employees starting in early 1975. The first working samples were ...

processor. Up to sixteen of these machines could be connected to proprietary multi-user systems through

serial interface In computing, a serial port is a serial communication interface through which information transfers in or out sequentially one bit at a time. This is in contrast to a parallel port, which communicates multiple bits simultaneously in parallel. ...

s. In April 1983, TeleVideo introduced an MS-DOS 2.0-compatible personal computer based on the

Intel Intel Corporation is an American multinational corporation and technology company headquartered in Santa Clara, California, Santa Clara, California. It is the world's largest semiconductor chip manufacturer by revenue, and is one of the devel ...

8088 The Intel 8088 ("''eighty-eighty-eight''", also called iAPX 88) microprocessor is a variant of the Intel 8086. Introduced on June 1, 1979, the 8088 has an eight-bit external data bus instead of the 16-bit bus of the 8086. The 16-bit registers and ...

. This was introduced as the Model TS-1603 and included 128 KB RAM (expandable up to 256 KB), integrated monitor, modem and keyboard. The Model TS-1603 ran both TeleVideo PC DOS 2.0 and CP/M-86 1.1. The company later turned to manufacturing

Windows Windows is a group of several proprietary graphical operating system families developed and marketed by Microsoft. Each family caters to a certain sector of the computing industry. For example, Windows NT for consumers, Windows Server for ...

-compatible

thin client In computer networking, a thin client is a simple (low-performance) computer that has been optimized for establishing a remote connection with a server-based computing environment. They are sometimes known as ''network computers'', or in ...

computers, but eventually sold this business line to Neoware in October 2005. The latter was subsequently taken over by Hewlett-Packard in 2007. On March 14, 2006, TeleVideo, Inc. filed a voluntary petition for reorganization under Chapter 11 of the United States Bankruptcy Code. After more than 35 years in business and with millions of terminals sold worldwide, TeleVideo discontinued the manufacturing and sales of all terminal products as of September 30, 2011.

Products

* Terminals: TeleVideo 905, 910, 912, 914, 920, 921, 922, 924, 925, 9320, 935, 950, 955, 965, 970, 990, 995-65, Personal Terminal * Graphic boards for Terminals: 914GR, 924GR, 970GR * CP/M systems: TeleVideo TS-800, TS-802, TS-803 * CP/M Plus and MP/M II: TeleVideo TS-804 (4 users for MP/M II) *

CP/M-86 CP/M-86 was a version of the CP/M operating system that Digital Research (DR) made for the Intel 8086 and Intel 8088. The system commands are the same as in CP/M-80. Executable files used the relocatable .CMD file format. Digital Research al ...

MS-DOS MS-DOS ( ; acronym for Microsoft Disk Operating System, also known as Microsoft DOS) is an operating system for x86-based personal computers mostly developed by Microsoft. Collectively, MS-DOS, its rebranding as IBM PC DOS, and a few oper ...

systems: TeleVideo TS-1603 *

TeleVideo TPC-1 TeleVideo Corporation was a United States, U.S. company that achieved its peak of success in the early 1980s producing computer terminals. TeleVideo was founded in 1975 by K. Philip Hwang, a Utah State University, Hanyang University graduate bor ...

, a portable CP/M system similar to the

Osborne-1 The Osborne 1 is the first commercially successful portable computer, released on April 3, 1981 by Osborne Computer Corporation. It weighs , cost US$1,795, and runs the CP/M 2.2 operating system. It is powered from a wall socket, as it has no o ...

* Early multi-user systems: TeleVideo TS-806 (6 users), TS-816 (16 users) *

0286 IBM AT clone TELECAT 286 86 may refer to: * 86 (number), a natural number * 86 (term), a slang term for getting rid of something Dates * 86 BC, a year of the pre-Julian Roman calendar * AD 86, a common year of the Julian calendar * 1986, a common year of the Gregoria ...

a small green desktop IBM AT clone with a 6 or 8 MHz 80286 CPU Trademark filing for TELECAT-286 1986

References

External links

Official website (mostly defunct)TS-802 CP/M personal computer History of Televideo founders Background on TS-1603 All In One ComputerTerminals Wiki
{{DEFAULTSORT:Televideo 1975 establishments in California 2011 disestablishments in California American companies established in 1975 American companies disestablished in 2011 Companies based in San Jose, California Companies that filed for Chapter 11 bankruptcy in 2006 Computer companies established in 1975 Computer companies disestablished in 2011 Defunct companies based in the San Francisco Bay Area Defunct computer companies of the United States Defunct computer hardware companies Manufacturing companies established in 1975 Manufacturing companies disestablished in 2011 Technology companies based in the San Francisco Bay Area