Hidetsugu Yagi, a professor in the Department of Engineering at Tohoku University, was researching ultrashort waves and in 1925, discovered that electric waves can be strongly received under a certain condition. With the help of Shintaro Uda of Yagi laboratory, he invented the antenna for ultrashort waves.
Invention of television
ohn Logie Baird (1888-1946), the Scotsman who was the first person in the world to demonstrate a working television system. On January 26th, 1926, a viable television system was demonstrated using mechanical picture scanning with electronic amplification at the transmitter and at the receiver.
Invention of CATV
A CATV System was developed in the late 1940s by James F. Reynolds.
Jerrold Cable Converter Box
1980 Jerrold Starcom IIIJerrold was GI's original cable TV brand, active from 1948 into the early 1990s. Around 1993, GI dropped the Jerrold branding. The Jerrold brand was prominent on both addressable and non-addressable cable TV converter boxes that were used on non-cable ready sets and cable-ready sets with premium pay services.
Home Box Office
HBO websiteIn 1972, Charles Dolan and Gerald Levin of Sterling Manhattan Cable launched the nation’s first pay-TV network, Home Box Office (HBO).
In 1975, HBO was the first cable network to be delivered nationwide by satellite transmission. Prior to this, starting in 1972, it had been quietly providing pay programming to CATV systems in Penn. and NY, using microwave technology for transmission. HBO was also the first true premium cable (or "pay-cable") network.
The first basic cable network, launched via satellite in 1976, was Ted Turner's superstation WTCG (Turner Communications Group), Channel 17, Atlanta.
Cable Act The 1984 Cable Act established a more favorable regulatory framework for the industry, stimulating investment in cable plant and programming on an unprecedented level.
Cable TV Operating Companies
Cable LabsFounded in 1988 by cable television operating companies, Cable Television Laboratories, Inc. (CableLabs) is a non-profit research and development consortium that has cable operators as its members.
Time Warner Cable
Time WarnerTime Warner Cable was formed in 1989 through the merger of Time Inc.'s cable television company, American Television and Communications Corp., and Warner Cable, a division of Warner Communications, as a result of a merger to form Time Warner. It also includes the remnants of the defunct QUBE interactive TV service. In 1995, the company launched the Southern Tier On-Line Community, a cable modem service now known as Road Runner High Speed Online.
BroadWorks for MSOA cable system in the United States, by Federal Communications Commission (FCC) definition, is a facility serving a single community or a distinct governmental entity, each with its own franchise agreement with the cable company.
Direct BroadcastDirect broadcast satellite (DBS) is a term used to refer to satellite television broadcasts intended for home reception.
DIRECTVThese systems provided great pictures and stereo sound on 150-200 video and audio channels, and the small digital satellite TV dish era began in a serious way.
The term high definition once described a series of television systems originating from the late 1930s; however, these systems were only high definition when compared to earlier systems that were based on mechanical systems with as few as 30 lines of resolution.
TiVoTiVo is an independent manufacturer of digital video recorders (DVRs) that record and store television programming to play back at any time. TiVo designs its receivers to be adaptable to the service of various cable TV providers, replacing the set-top boxes and DVRs of those providers
DCRAt the end of 2002, the consumer electronics and cable industries reached a “plug-and-play” agreement that allowed “one-way” digital television sets to be connected directly to cable systems without the need for a set-top box. These new sets are marketed under the name Digital Cable Ready television sets (DCRs).
CTAMBy 2002, the cable landscape largely reflected the findings of a study sponsored by the Cable & Telecommunications Association for Marketing (CTAM). The study showed that roughly two of every three U.S. households had access to three cutting-edge communication tools: cable television, cellular phones and personal computers.
DTVDTVThe switch from analog to digital broadcast television is referred to as the Digital TV (DTV) Transition. In 1996, the U.S. Congress authorized the distribution of an additional broadcast channel to each broadcast TV station so that they could start a digital broadcast channel while simultaneously continuing their analog broadcast channel.
Later, Congress set June 12, 2009 as the deadline for full power television stations to stop broadcasting analog signals.