Dynamic transmitter noise level adjustment for digital subscriber line systems
S Gupta, AH Fazlollahi, G Long, Y Li… - US Patent …, 2012 - Google Patents
An apparatus comprising an artificial noise (AN) controller coupled to a digital subscriber
line (DSL) transmitter and configured to adjust an AN level for a signal transmitted by the …
line (DSL) transmitter and configured to adjust an AN level for a signal transmitted by the …
Non-intrusive modem performance analysis
H Herzberg - US Patent 8,005,132, 2011 - Google Patents
A method of analyzing the performance of a modem connection. The method includes
connecting a line interface to a communication link carrying signals of a modem connection …
connecting a line interface to a communication link carrying signals of a modem connection …
Shielding flaw detection and measurement in quadrature amplitude modulated cable telecommunications environment
JJ Murphy, DA Zimmerman - US Patent 9,924,390, 2018 - Google Patents
Signal egress from a shielding flaw in a cable telecommunication system is detected, even
where signals carried by the cable telecommunication system are quadrature amplitude …
where signals carried by the cable telecommunication system are quadrature amplitude …
Method of and a device for generating a signal having a predetermined quality criterion for use in or on a communication system
RFM Van Den Brink, BM Van Den Heuvel - US Patent 7,957,460, 2011 - Google Patents
There is disclosed a signal having a predefined quality crite rion for use with a
communication systems, a method of and a system for generating, such a signal, a method …
communication systems, a method of and a system for generating, such a signal, a method …
Miniature mobile marker system and method
JJ Murphy, DA Zimmerman, RL Shimp… - US Patent …, 2016 - Google Patents
A small, portable signal generator provides a unique marker signal modulated with a
selectable number of degrees of freedom for insertion into a portion of a broadband …
selectable number of degrees of freedom for insertion into a portion of a broadband …
Method for testing appliances for a mobile-radio system, signal generator, appliance for a mobile-radio system, and a measurement system
A Pauly - US Patent 8,666,392, 2014 - Google Patents
US8666392B2 - Method for testing appliances for a mobile-radio system, signal generator,
appliance for a mobile-radio system, and a measurement system - Google Patents …
appliance for a mobile-radio system, and a measurement system - Google Patents …