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| Number | Title | Issue Date |
| 8149488 | Method of operating a reconfigurable and integrable optical logic gate based on a single SOA An optical logic gate (10) comprising inputs (12) for optical signals on which to perform a chosen logical operation. An SOA (11) element receives such input signals to be piloted thereby in saturation and its output is connected to at least one... | 04/03/2012 |
| 8135416 | Method and arrangement for determining terminal position A Method and arrangement for determining the position of mobile terminals in a cell of a mobile communication network where time alignment (TA) is employed for terminal transmissions in timeslots to a serving base station. First, the distance to the base station is ... | 03/13/2012 |
| 8134777 | Optical switch assembly and network incorporating same An optical switch assembly comprising at least two optical amplifiers (10, 20), means for applying a first input signal to one end of both amplifiers (10, 20) and a second input signal to another end, and means for simultaneously driving one or other o... | 03/13/2012 |
| 8060040 | True root-mean-square detection with a sub-threshold transistor bridge circuit A sub-threshold transistor bridge circuit for use in detecting the signal level of an input radio-frequency signal is disclosed. In an exemplary embodiment each branch of the sub-threshold transistor bridge circuit comprises a transistor configured to operate in the... | 11/15/2011 |
| 8046657 | Decoding method and apparatus According to a method and apparatus taught herein, a decoding circuit and method decode linear block codes based on determining joint probabilities for one or more related subsets of bits in received data blocks. The use of joint probabilities enables faster and mor... | 10/25/2011 |
| 8018985 | CDMA receivers for the golden code A Generalized Rake (G-Rake) receiver is adapted for Golden code reception in a CDMA system. Signals transmitted by two or more transmit antennas are received at two or more receiver antennas. The signal from each receiver antenna is despread, and channel estimation ... | 09/13/2011 |
| 7995641 | Method and apparatus for code power parameter estimation for received signal processing As taught herein channelization code power estimates are generated for a number of data channels in a received CDMA signal based on a joint determination process. Joint processing in this context yields improved estimation of data channel code powers and correspondi... | 08/09/2011 |
| 7986758 | Synchronization detection using bandwidth and antenna configuration User Equipment in a wireless communication network considers the downlink channel bandwidth in setting out of synchronization (OoS) and in synchronization (IS) thresholds and filter durations. Additionally, the UE may consider transmitter antenna configuration—tha... | 07/26/2011 |
| 7979075 | Generation, deployment and use of tailored channel quality indicator tables Channel Quality Indicator (CQI) tables are tailored to one or more cells of interest. Tailoring CQI tables to individual cells permits devices such as radio base stations to more reliably and accurately allocate radio resources to those cells since channel condition... | 07/12/2011 |
| 7912433 | Method and apparatus for generating channel quality information for wireless communication A method and apparatus for generating channel quality information, such as may be used for transmit link adaptation, provide different operating modes, such as a first mode that may be used when propagation channel estimates are not reliable, and a second mode that ... | 03/22/2011 |
| 7906018 | System for treating wastewater A method and apparatus for treating wastewater. The apparatus comprises a reactor having a flow channel generally centrally located in a reactor and immersed in the water or wastewater in the reactor. An agitator is disposed within the flow channel and induces water... | 03/15/2011 |
| 7881759 | Shaped loudspeaker output in a communications handset Loudspeaker sounds in a communications handset may be amplified in predetermined frequency ranges through positioning the loudspeaker between ported and unported spaces. In one embodiment, an empty volume of space disposed in front of the loudspeaker is included to ... | 02/01/2011 |
| 7848287 | Bi-directional RLC non-persistent mode for low delay services The transfer delay QoS attribute for delay-sensitive applications is enforced in radio access networks by determining the ongoing validity of incomplete data packets based on a maximum data transfer delay constraint. According to one embodiment, upper-layer packet d... | 12/07/2010 |
| 7872972 | Method and apparatus for improving scheduling in packet data networks A method of scheduling packet data delivery by a communication network node uses knowledge of the incoming delays and corresponding delay budgets associated with the packet data to be scheduled. For example, a wireless communication network base station may serve a ... | 01/18/2011 |
| 7872526 | Balanced amplifying device having a bypass branch A balanced amplifier includes a bypass branch (19), termination elements (TE1, TE2) and an amplifying section (10). The section (10) includes amplifiers (A1, A2), first coupling/splitting unit (14) having a fir... | 01/18/2011 |
| 7857000 | Garden water hose assembly A garden hose assembly is provided which includes a protective and decorative housing at least partially enclosing a hose reel assembly. The housing is rotatable fully 360 degrees about a supporting post. Water is supplied to the assembly through a connector mounted... | 12/28/2010 |
| 7731375 | Phosphorescent charging system for wheeled vehicles having phosphorescent wheels Various phosphorescence charging systems are provided for charging a phosphorescent wheel. The wheel is attached to the frame of a vehicle with nighttime or low light operation capability. The phosphorescence charging system directs electromagnetic radiation, such a... | 06/08/2010 |
| 7729927 | Method and system for dispensing, tracking and managing pharmaceutical products A new and improved method of dispensing, tracking and managing pharmaceutical product samples by communicatively linking prescribers and pharmacies to a central computing station. The present invention entails utilizing product trial media that is exchanged for actu... | 06/01/2010 |
| 7717294 | Beverage dispensing gas consumption detection with alarm and backup operation A mixed-gas beverage dispensing system for driving beverages from a container to a tap with a predetermined ratio of carbon dioxide (CO2) and nitrogen (N2) gas includes one or more monitors to detect excessive consumption of N2. The ... | 05/18/2010 |
| 7711033 | SIR prediction method and apparatus The present invention provides a method and apparatus for generating SIR estimates early in a time interval that include the benefits of interference suppression without requiring the computation of specific interference suppression elements. In particular, the pres... | 05/04/2010 |
| 7689639 | Complex logarithmic ALU The present invention describes a method and apparatus for performing logarithmic arithmetic with real and/or complex numbers represented in a logarithmic format. In one exemplary embodiment, an ALU implements logarithmic arithmetic on complex numbers represented in... | 03/30/2010 |
| 7688881 | Method and apparatus for interference estimation in a generalized RAKE receiver According to one embodiment taught herein, a method of determining impairment correlations between a plurality of delays of interest for a received CDMA signal comprises generating kernel functions as samples of a net channel response of the received CDMA signal tak... | 03/30/2010 |
| 7680176 | Simplified generalized rake receiver method and apparatus According to a method and apparatus taught herein, a Rake receiver circuit selectively operates with or without colored interference compensation, in dependence on current operating conditions. For example, in one embodiment the Rake receiver circuit comprises one o... | 03/16/2010 |
| 7668854 | System and method of building proven search paths A system and method associates a search term with a document accessible over a network. In one embodiment, the search term and an address to the document is received from a user. The system creates the association responsive to user input indicating that the associa... | 02/23/2010 |
| 7668227 | Method and apparatus for reducing interference in spread spectrum signals using spreading code cross-correlations A receiver reduces interference in a received symbol of interest attributable to an interfering symbol using knowledge of the symbol spreading codes. The receiver comprises a plurality of correlators generating despread values for the received symbol of interest and... | 02/23/2010 |
| 7449842 | Discharge tube drive circuit A discharge tube drive circuit for driving a plurality of discharge tubes is proposed with reduced number of parts and in a down-sized form. A first balance transformer is provided in a first drive circuit block, and a plurality of primary coils of a plurality of dr... | 11/11/2008 |
| 7407394 | Electrical connector for an image forming device The present application includes embodiments of a connector in an image forming device that establishes an electrical connection with a cartridge. The connector may include an electrical contact that is able to rotate in a first direction when in contact with the ca... | 08/05/2008 |
| 7403722 | Integrated media and media tray sensing in an image forming device An image forming device determines a plurality of conditions in the device. In one embodiment, a signal source positioned downstream from a media input tray emits a signal. The signal reflects off of a reflective member and is received by a detector. Based on the am... | 07/22/2008 |
| 7401780 | Roller with recessed kicker feature A method and apparatus for moving media through an image forming device using a roller having a recessed kick area is described herein. The roller includes a contact surface having a first radius that extends 360° around the roller. The roller also includes at leas... | 07/22/2008 |
| 7398025 | White vector feedback adjustment Control circuitry associated with an electrophotographic imaging device is adapted to operate in conjunction with a sensor to adjust a difference in electrical bias between a photoconductive surface and an associated roller. The sensor detects a reflectance or lumin... | 07/08/2008 |
| 7386252 | Door panel interlocks for an image forming device An image forming device includes a body and one or more door assemblies. At least one door assembly may be movable between open and closed orientations. A variety of mechanical and electrical interlocks may be used to control motion of the door assemblies. A first i... | 06/10/2008 |
| 7382998 | Robust door panel breakaway mechanism for an image forming device A breakaway device and method that may be used in conjunction with a door panel on an image forming device. The door panel may be a multipurpose feed door or otherwise provide access to the interior of the image forming device. The door panel may be movable between ... | 06/03/2008 |
| 7382994 | Background energy density control in an electrophotographic device Control circuitry associated with an electrophotographic imaging device is adapted to manage bias levels of components in an image forming unit. A photoconductive surface is charged to a first bias level, a developer member is charged to a second bias level, and an ... | 06/03/2008 |
| 7379682 | Optimization of operating parameters, including imaging power, in an electrophotographic device Control circuitry associated with an electrophotographic imaging device is adapted to operate in conjunction with a sensor to adjust operating parameters, including an imaging power. The sensor detects a reflectivity of a developed image and the control circuitry us... | 05/27/2008 |
| 7374163 | Media tray stack height sensor with continuous height feedback and discrete intermediate and limit states A media stack height sensor in an image forming apparatus with a flag arm that is in contact with a top surface a media stack. The arm is coupled to a flag characterized by varying transmissivity. The flag is moveable by the flag arm so that as the position of the a... | 05/20/2008 |
| 7366434 | Periodic doctor element field reversal in an electrophotographic device A method and apparatus to clear the accumulation of toner particles from a doctor element by periodically reversing a bias field between a doctor element and a developer member. The developer member may be biased to a first electrical potential while the doctor elem... | 04/29/2008 |
| 7319829 | Transfer bias adjustment based on component life An electrophotographic image forming device may use a feedback loop to determine environmental conditions and accordingly set one or more operating parameters. The device may detect a resistance/capacitance characteristic of a feedback loop comprising an interface b... | 01/15/2008 |
| 7298258 | Construction hard hat having electronic circuitry Personnel activity at a construction site is tracked using electronic circuitry included in hard hats worn by personnel at the site. According to one embodiment, activity at a construction site is monitored by processing personal information directly or indirectly r... | 11/20/2007 |
| 7290765 | Exit roll for an image forming device An exit roll for use in an image forming device. The exit roll may include a body and a kicker section each configured to mount to a shaft. The kicker section may include a plurality of fingers spaced around the periphery. Each of the fingers may include a first sec... | 11/06/2007 |
| 7292820 | Integrated media input tray including electronics A removable media tray for an image forming apparatus includes a housing, an exit port in the housing, a primary media stack, and a multi-purpose tray (MPT) input. Within the tray are first and second pick mechanisms operative to select a media sheet from the primar... | 11/06/2007 |
