Device, system and method of transferring information over a...

H - Electricity – 04 – B

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H04B 10/20 (2006.01) H04N 7/22 (2006.01)

Patent

CA 2591993

Embodiments of the invention provide methods, devices and systems of transferring information upstream from two or more sets of user devices in a cable communication network. The system, according to some demonstrative embodiments of the invention, may include two or more optical transmitters to transmit two or more respective light beams having two or more respective wavelength spectra, the light beams carrying two or more respective optical signals of upstream information from the two or more sets of user devices, respectively; a combiner to combine the two or more light beams into a multicolor light beam carrying the two or more optical signals; and a multicolor receiver to convert the multicolor light beam into an electrical radio frequency signal carrying the information from the user devices. Other embodiments are described and claimed.

Cette invention concerne, dans des modes de réalisation, des procédés, des dispositifs et des systèmes de transfert d'informations en amont à partir d'au moins deux ensembles de dispositifs utilisateur dans un réseau de communication câblé. Le système, selon certains modes de réalisation, peut comprendre au moins deux émetteurs optiques chargés d'émettre au moins deux faisceaux lumineux correspondants présentant au moins deux spectres de longueurs d'ondes correspondants, lesdits faisceaux lumineux portant au moins deux signaux optiques correspondants d'informations amont depuis les ensembles de dispositifs utilisateur, respectivement; un mélangeur chargé de combiner les faisceaux lumineux en un faisceau lumineux multicolore portant les signaux optiques; et un récepteur multicolore chargé de convertir le faisceau lumineux multicolore en un signal radiofréquence électrique portant les informations depuis les dispositifs utilisateur. Cette invention décrit également d'autres modes de réalisation.

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