1
Philip F Kromer III, Rangarajan Srinivasagopalan, Raul F Fernandez: Carrier-phase adjustment using absolute phase detector. Racal Data Communications, William A Newton, July 15, 1986: US04601044 (61 worldwide citation)

Disclosed is a modulation-demodulation system and method for transmitting a plurality of sequentially received information bit sequences, the system including a transmitter having a state machine for expanding by a coding process each information bit sequence into an expanded bit sequence with a cod ...


2
Donald C O Connor, Juan E Farias, Raul F Fernandez: Data modem with adaptive synchronized speed change. Racal Data Communications, Jerry A Miller, October 25, 1988: US04780883 (58 worldwide citation)

A method for changing the data transmission rates in a synchronous data communication system including a first modem and a second modem coupled together through a transmission channel, the transmission channel including a first path for transmissions from the first modem to the second modem and a se ...


3
Raul F Fernandez, Ignacio Urbieta Jr: Inband dynamic port allocation. Racal Data Communications, Jerry A Miller, January 9, 1990: US04893305 (33 worldwide citation)

A multi-port (multiplexed) modem for implementing automatic reconfiguration of the ports so that transmission bandwidth can be optimized. The modem utilizes a sequence of communications and acknowledgments transmitted over the donor port donating the bandwidth and the recipient port receiving the ba ...


4
George A Clarke, Juan E Farias, Raul F Fernandez, Dale R Jenkins, Jon S Miller, Edward J Sackman III, Donald L Wray, Leroy D Young: TDM bus controller. Racal Data Communications, Jerry A Miller, April 10, 1990: US04916692 (29 worldwide citation)

An apparatus for controlling access to a time division multiplexed (TDM) bus includes a frame address register having a plurality of storage registers for storing a plurality of frame addresses designated for use in communicating over said TDM bus. A frame address latch stores a current frame addres ...


5
Philip F Kromer, Rangarajan Srinivasagopalan, Raul F Fernandez: Modified absolute phase detector. Racal Data Communications, William A Newton, April 15, 1986: US04583236 (24 worldwide citation)

Disclosed is a modulation-demodulation system and method for transmitting a plurality of sequentially received information bit sequences, the system including a transmitter having a state machine for expanding by a coding process each information bit sequence into an expanded bit sequence with a cod ...


6
John A Stock, Douglas A Atkinson, Raul F Fernandez, Thomas E Conklin, Marc R Bernard: Apparatus and method of managing POTS lines in a PON network. Tellabs Petaluma, Hamilton Brook Smith & Reynolds P C, October 6, 2009: US07599623 (4 worldwide citation)

An apparatus or corresponding method of managing Plain Old Telephone Service (POTS) lines in a Passive Optical Network (PON) to prevent an alarm system from generating an alarm during a software upgrade or maintenance of an Optical Network Terminal (ONT), Optical Line Terminal (OLT), or PON while ma ...


7
John A Stock, Douglas A Atkinson, Raul F Fernandez, Thomas E Conklin, Marc R Bernard: Apparatus and method of managing POTS lines in a PON network. Hamilton Brook Smith & Reynolds PC, November 15, 2007: US20070263782-A1

An apparatus or corresponding method of managing Plain Old Telephone Service (POTS) lines in a Passive Optical Network (PON) to prevent an alarm system from generating an alarm during a software upgrade or maintenance of an Optical Network Terminal (ONT), Optical Line Terminal (OLT), or PON while ma ...


8
Jerry Darden Vereen, Iris Lopez, Raul F Fernandez: Optical network that detects and removes Rogue ONTS. Law Offices Of Mark C Pickering, May 4, 2006: US20060093356-A1

A point-to-multipoint communications network includes an optical line terminal (OLT) and a number of optical network terminals (ONTS) which each detect and remove rogue ONTs from the network. The OLT monitors transmission errors to detect the presence of a rogue ONT, and can determine the identity o ...