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"Flight by machines heavier than air is unpractical and insignificant, if not utterly impossible."
Simon Newcomb, astronomer ; Said in 1902, less than two years before the first flight at Kitty Hawk
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| Number | Title | Issue Date |
| 8174303 | Level shifter with output spike reduction A level shifter, or method, producing a final output from a driver supplied by a high-side source driver providing VDD or common, and a low-side source driver providing common or VSS. A delay is introduced to prevent a source driver output at common from beginning t... | 05/08/2012 |
| 8131251 | Integrated RF front end with stacked transistor switch A monolithic integrated circuit (IC), and method of manufacturing same, that includes all RF front end or transceiver elements for a portable communication device, including a power amplifier (PA), a matching, coupling and filtering network, and an antenna switch to... | 03/06/2012 |
| 7960772 | Tuning capacitance to enhance FET stack voltage withstand An RF switch to controllably withstand an applied RF voltage Vsw, or a method of fabricating such a switch, which includes a string of series-connected constituent FETs with a node of the string between each pair of adjacent FETs. The method includes controlling cap... | 06/14/2011 |
| 7567536 | Active acknowledgment source selection A wireless communication mobile station (MS or UE) evaluates and categorizes an expected effectiveness of base stations (BSs or Node-Bs) in its Active Set for receiving uplink data, and instructs at least the less effective BSs to suppress some or all acknowledgment... | 07/28/2009 |
| 7564828 | Power-efficient signaling for asymmetric multi-carrier communications A method and system for reducing transmission power when signaling in groups. For a group of identically-sized signals a majority value can be determined. The majority value may be transmitted as an additional signal, and all indications of the group that match the ... | 07/21/2009 |
| 7532483 | Mounting integrated circuit dies for high frequency signal isolation A method of connecting signal lines between an integrated circuit (IC) die and a carrier or external circuit, and corresponding apparatus. Techniques for adjusting magnetic coupling between terminated signal lines include splitting a return path for termination curr... | 05/12/2009 |
| 7486643 | Legacy-compatible signaling extension method for broadcast/multicast service indications A method of extending, for enabled stations, the number of information states conveyed by a signal employed by legacy (non-enabled) stations. The additional information states may convey a Broadcast/Multicast Service (BCMCS) Indication by means of tristate modulatio... | 02/03/2009 |
| 7450549 | Pilot signal enhancements for a wireless communication system In a method and apparatus suitable to convey timely information for facilitating accurate reception of transmitted data, a pilot signal is modulated to convey information. The information may facilitate efficient interpretation of an associated traffic signal. Modul... | 11/11/2008 |
| 7450556 | Method and apparatus estimating cell interference and noise for CDMA packet data channels A method and apparatus for communicating data signals using a spread spectrum cellular network, the cellular network including a plurality of base stations coupled to the cellular network the mobile unit assigned to one of the plurality of base stations. The method ... | 11/11/2008 |
| 7359365 | Hybrid CDM/TDM signaling for packet acknowledgment method and apparatus A common signaling channel (CSC) conveys signaling information units (SIUs) from a base station (BS) to each of a multiplicity (e.g., 1200) of different mobile stations (MSs). Implicit correspondence between particular CSC and data frames is facilitated by basing CS... | 04/15/2008 |
| 7353039 | Power control of plural packet data control channels A method and apparatus for enabling more efficient use of plural packet data control channels (PDCCHs) that are associated with a common block of one or more packet data channels in a cellular communication system capable of high-speed data communications. Mobile st... | 04/01/2008 |
| 7236972 | Identifier vocabulary data access method and system A method of organizing, managing, and providing interactive access to data in a database is disclosed, along with a program and a system for implementing the method. Associations between each data Item and at least one ItemSelector are established and stored. A pred... | 06/26/2007 |
| 7236538 | Method and apparatus for improving transmit antenna weight tracking using channel correlations in a wireless communication system A novel method and apparatus for improving transmit antenna weight tracking using channel vector element to element correlations in a wireless communication system is disclosed. The present channel autocorrelation tracking technique utilizes the observation that tra... | 06/26/2007 |
| 7203527 | Method and apparatus for reducing power of a CDMA mobile station by controlled transition from control hold to active state A method and apparatus for reducing power dissipation in mobile stations that are configured to provide concurrent voice and high-speed packet data communication capability in a cellular telecommunications system. A state is defined during which data directed to a m... | 04/10/2007 |
| 7165127 | Flow control for interfaces providing retransmission A method and apparatus is described, by means of which a host data communication device obtains the effects of a desired data communication protocol, such as flow control, that may not be supported by a client device. To obtain the effects of the desired protocol, t... | 01/16/2007 |
| 7088971 | Integrated RF front end A monolithic integrated circuit (IC), and method of manufacturing same, that includes all RF front end or transceiver elements for a portable communication device, including a power amplifier (PA), a matching, coupling and filtering network, and an antenna switch to... | 08/08/2006 |
| 6952455 | Adaptive antenna method and apparatus A transmitter generates a pair of test weight vectors, each vector comprised of a plurality of complex entries, with each entry corresponding a different one of a plurality of antennae. The first and second complex weight vectors are applied to a dedicated pilot sig... | 10/04/2005 |
| 6930992 | Hybrid CDM/TDM signaling for packet acknowledgment A method and apparatus to provide a common signaling channel (CSC) for concurrently signaling a multiplicity of different mobile stations (MSs) to facilitate data communications with a base station (BS). Superframes of the CSC have a length related to the period of ... | 08/16/2005 |
| 6856318 | Method of presenting and teaching abstract concepts by animating abstract symbols Methods of dynamically presenting transformations of expressions comprising symbols representing abstract concepts are described. Methods are presented of animating these symbols to exhibit the transformations and, optionally, link these animations with the correspo... | 02/15/2005 |
| 6785252 | Method and apparatus for a self-correcting bandwidth request/grant protocol in a wireless communication system A method and apparatus for a self-correcting bandwidth request/grant protocol in a broadband wireless communication system is disclosed. The self-correcting bandwidth request/grant protocol utilizes a combination of incremental and aggregate bandwidth requests. In a... | 08/31/2004 |
| 6737900 | Silicon-on-insulator dynamic d-type flip-flop (DFF) circuits A novel dynamic DFF method and apparatus using CMOS is disclosed. The present invention does not use ratioed logic transistors in implementing a first stage of the DFF design. Thus, PMOS and NMOS transistors, used in the first stage of the DFF circuit, do not have s... | 05/18/2004 |
| 6707798 | Method and apparatus for reducing co-channel interference in a frame-synchronized wireless communication system The present invention is a method and apparatus for reducing co-channel interference. The present invention includes a powerful means for eliminating co-channel interference from base stations in a wireless communication system. The present co-channel interference r... | 03/16/2004 |
