The phrase "a time when telecommunications" is correct and usable in written English.
It can be used to refer to a specific period or moment in history related to telecommunications advancements or events.
Example: "The 1990s marked a time when telecommunications underwent significant changes with the rise of the internet."
Alternatives: "an era of telecommunications" or "a period in telecommunications".
The new product comes at a time when telecommunications carriers are beginning to move voice calls from conventional telephone networks onto data networks.
The company must also find new backers on Wall Street, no small task at a time when telecommunications investors are suffering large losses.
At a time when telecommunications stocks around the world are trading for small fractions of what they commanded two years ago, it had seemed that China Telecom might become one of the few success stories.
Mr. Touré said the database could play an essential role in helping networks manage capacity and plan new investments at a time when telecommunications traffic is surging, and when some experts are warning that the growth of voice, data and particularly video traffic threatens to create traffic jams.
British Telecom is trying to float shares and sell assets at a time when other telecommunications companies are finding those actions difficult.
At a time when many telecommunications companies are issuing earnings warnings, Qwest Communications International said yesterday that it expected to match or beat analysts' earnings forecasts of 14 cents a share for the fourth quarter.
At a time when the telecommunications industry is suffering disruptions that range from revenue declines to bankruptcies, Verizon, based in New York, is hoping to associate its brand with a positive, uplifting message, centered on an accumulation of events that might otherwise be overlooked rather than on groundbreaking or historic events.
Mr. Ricke took the helm of Deutsche Telekom in November 2002 at a time when the German telecommunications giant, the largest in Europe, was in turmoil.
It would come at a time when Motorola, the telecommunications giant that helped conceive of the $5 billion global satellite telephone venture, moves to cut its own financing of Iridium.
The hostile offer by Alltel, which would also assume $3 billion in debt, represents the company's latest move to capture more market share at a time when valuations for telecommunications companies are considerably lower than they have been in the recent past.
Asian companies in particular have taken advantage of the troubles at American companies, at a time when government monopolies on telecommunications in their countries are waning, access to capital is greater and consumer appetite for bandwidth is growing.
