It is not clear from the manuscript whether each pathway is used as a separate network and analyzed separately.
Virgin broadband is on a separate network.
Wales decided on a separate network.
If so, PBS should start a separate network.
Texas Instruments and other chip makers envision consumers receiving television signals, not over the existing cellular network, but from a separate network, like a satellite television network.
The separate network allows the police and other agencies to respond to emergencies even when the main landline and cellphone networks are overwhelmed with calls by residents.
Some doctors and patient advocates agree with that position, saying the creation of a new separate network does not make sense.
In 2004, the U2 singer Bono approached the company and asked it to create a separate network for his antipoverty campaign, One.org, according to several former employees.
James Page, industry policy adviser to the Green party, said: "The government wanted competition, but you can achieve competition without necessarily having a separate network each.
Communications equipment vendors attending a police equipment exhibition in Beijing last month said that China maintained a separate network using different frequencies and other equipment from the main cellphone network.
It would be too expensive to put up a separate network of new power lines to Cherry Valley homes just to deliver wind-power electrons to their homes, Mr. Bachmeyer said.
