Patents Represented by Attorney, Agent or Law Firm Winthrop & Terranova, P.L.L.C.
  • Multimode transmitter architecture
    Patent number: 7474708
    Abstract: A modulator for a multimode wireless transmitter is provided. In general, the modulator has three modes of operation: an Enhanced Data Rates for Global System for Mobile Communications Evolution (EDGE) mode, which may be referred to as an 8-Level Phase Shift Keying (8PSK) mode; a Gaussian Minimum Shift Keying (GMSK) mode; and a Wideband Code Division Multiple Access (WCDMA) mode.
    Type: Grant
    Filed: August 30, 2005
    Date of Patent: January 6, 2009
    Assignee: RF Micro Devices, Inc.
    Inventors: Nadim Khlat, Ruediger Bauder, Marcus Granger-Jones
  • Methods and systems for forwarding anonymous and unknown calls
    Patent number: 6510217
    Abstract: Methods and systems for forwarding anonymous and unknown calls include a call forwarder that receives call signaling messages from a calling party end office. The call forwarder determines whether a call identified by the call signaling message is anonymous or unknown. In response to determining that the call is anonymous or unknown, the call forwarder determines whether the calling party has an anonymous call forwarding feature. In response to determining that a calling party has an anonymous call forwarding feature, the call forwarder forwards the call to a predetermined destination.
    Type: Grant
    Filed: March 27, 2000
    Date of Patent: January 21, 2003
    Assignee: Nortel Networks Limited
    Inventors: James Martin Welch, Aleeha Renee Travis, Janet LaCroix Catts