US 8,374,511 B2
Fiber optic telecommunications card with security detectionGeneral
US 8,374,511 B2
Fiber optic telecommunications card with security detection
Tech Center:
2600 Communications
Examiner:
Dzung Tran
Art Unit:
2634 Digital and Optical Communications
Agent:
Inventors:
Peter Snawerdt
Assignee:
Priority:
07/09/01
Filed:
11/04/09
Granted:
02/12/13
Expiration:
03/17/25
Abstract
A transceiver card for a telecommunications box for transmitting data over a first optical fiber and receiving data over a second optical fiber. The card has transmitter for transmitting data over the first optical fiber, the transmitter having a laser and a modulator, a fiber output optically connected to the laser for connecting the first optical fiber to the card, a fiber input for connecting the second optical fiber to the card, a receiver optically connected to the fiber input for receiving data from the second optical fiber, and an OTDR optically connected between the transmitter and the fiber output or between the receiver and the fiber input. An energy level detector is also provided between the receiver and the fiber input.
Cooperative Patent Classification (CPC)
H04H04B10/07955H04B