The area codes listed below may change. Each state may have more than one telephone area code. Some area codes may be confined within only parts of a city within a state.For alisting of US area codes by number i
the need for higher capacity in areas with high user density, and the reduced size and cost of a base station. A cell of any size can support roughly the same number of users if the system is scaled accordingly. Thus, for a given coverage area, a system with manymicrocells has a highe...
Alohanet, as the network was called, interconnected computers on four islands in a star topology: two computers could exchange packets through a central computer hub. Wireless local area networks permitting peer-to-peer communications networks are now available with bit rates on the order of 2 ...
memory locations contain valid pixels. Locations inside the array L(u,v) that do not contain valid pixels are called "void pixels" and are graphically represented as the black area surrounding the logmap in figure IA. The nonvoid logmap pixels form the "bow-tie" pattern illustrated in FIG...
For example, many operator organizations have three-by-five card files of relevant information used in assisting calling parties, such as area codes, which the operator manually thumbs through to find the appropriate area code. Not only is this cumbersome, but also area codes frequently change ...
and for providing with the aid of a microcomputer or microprocessor facilities and functions which themselves are new as well as the manner in which they are implemented. In particular the practice of the invention provides a means for handling the international and/or area codes on telephone numb...
Since each of these units may be in a different building or in a different telephone area and may canalize all long distance calls into one common long distance center, it will be necessary for the recording operator to ascertain the particular office in which the calling line is located. ...
in order to make contact with users. The system contains means for detecting numbers representing user codes and numbers accompanying such codes which represent messages to be transmitted to the callers. When these numbers are entered, as by dialing digits by the dial of a telephone, preferably ...
One example would be where the host computer system is the computer system operated at the headquarters of a chain of retail stores, and where the stores are distributed over a wide area. In this example, the call originators could be, for example, credit card swipe machines and electronic ...
Subject: Since today's conventional Web browsing employs Pull-Type Telecommunications, presently, it is necessary to employ keyboard operation in order to request information. Furthermore, the portability of today's devices is still substandard, and offering information based on another's situation is...