02-05-2013 дата публикации
Номер: US20130108265A1
Принадлежит:
A network element () comprises: 110110. A network element ( , ) for a wavelength division multiplexing optical network , said network element comprising:{'b': 1', '101, 'a first optical input section (, ) intended to be connected to a first neighboring network element to receive a first incoming traffic from the first neighboring network element;'}{'b': 2', '102, 'a first optical output section (, ) intended to be connected to said first neighboring network element to transmit a first outgoing traffic to the first neighboring network element;'}{'b': 3', '103', '200, 'a second optical input section (, ) intended to be connected to a second neighboring network element () to receive a second incoming traffic from the second neighboring network element;'}{'b': 4', '104, 'a second optical output section (, ) intended to be connected to said second neighboring network element to transmit a second outgoing traffic to the second neighboring network element;'}{'b': 30', '40', '130', '140, 'claim-text': [{'b': 31', '41', '131', '141, 'a wavelength selective switch (, ; , ) comprising a shared port and a plurality of selectable ports, said switch being configured to selectively allow through a first subset of wavelengths of the optical network between said shared port and a first of said selectable ports, said switch being configured to selectively allow through a second subset of wavelengths of the optical network between said shared port and a second of said selectable ports;'}, {'b': '35', 'a plurality of optical receivers () connected to the shared port for receiving through the first selectable port, optical signals whose wavelengths belong to the first subset, and through the second selectable port, optical signals whose wavelengths belong to the second subset; and'}, {'b': '36', 'a plurality of optical transmitters () connected to the shared port for sending through the first selectable port, optical signals whose wavelengths belong to the first subset, and through the ...
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