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These were then automatically interpreted by a hard wired digital computer updating a drum memory with the last sale prices and at the same time computing and updating highs and lows and total volume for each stock. As these items were updated a data packet would be generated for transmission by AT&T Dataphone at 1000 bits/second to identical ...
By the mid-1990s, the larger GPS manufacturing companies created GPS receivers that were smaller, more energy-efficient, and therefore more usable for animal-tracking applications. GPS tracking devices are often linked to an Argos Platform Transmitter Terminal (PTT) enabling them to transmit data via the Argos System , a scientific satellite ...
The Boston Computer Exchange was the world's first e-commerce company, and dominated electronic trading in used computers in the US in the 1980s. [1] [2] Also called the BCE and BoCoEx, it was in operation before the internet became widely available to the general public.
The invention of the internet is considered to be Jan. 1, 1983, but the vision started decades before. Who invented the Internet? Everything you need to know about the history of the Internet
Quotron was a Los Angeles–based company that in 1960 became the first financial data technology company to deliver stock market quotes to an electronic screen rather than on a printed ticker tape. The Quotron offered brokers and money managers up-to-the-minute prices and other information about securities . [ 1 ]
The concept of the stock ticker lives on, however, in the scrolling electronic tickers seen on brokerage walls and on news and financial television channels. Ticker tape stock price telegraphs were invented in 1867 by Edward A. Calahan, an employee of the American Telegraph Company who later founded The ADT Corporation. [2] [3]
1999: America Online has over 18 million subscribers and is now the biggest internet provider in the country, with higher-than-expected earnings. It acquires MapQuest for $1.1 billion in December.
A stock market, equity market, or share market is the aggregation of buyers and sellers of stocks (also called shares), which represent ownership claims on businesses; these may include securities listed on a public stock exchange as well as stock that is only traded privately, such as shares of private companies that are sold to investors ...