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8982924 Architectures and methods for code combiners  
Various embodiments are directed to systems and methods for combining a plurality of codes. The plurality of codes may be binary codes having possible logical values of −1 and +1 and may comprise...
8918097 Managing service in an access network for wireless communication  
A method (400, 500) and a system 200 for managing service in an access network (110) for wireless communication. The method can include monitoring at least one environmental condition and,...
8891715 Digital pre-distortion  
A pre-distortion circuit that may introduce a pre-distortion signal in a communication channel by determining a harmonic signal of the signal to be output. One or more image correction signals of...
8855182 Optimization method of optimally setting emphasis and optimization device for optimally setting emphasis  
In an emphasis optimization device, a calculating unit calculates an inverse characteristic of an amplitude characteristic based on the amplitude characteristic of a transmission path, and an...
8654891 Peak suppressing apparatus, peak suppressing method and wireless communications apparatus  
A peak suppressing apparatus includes a pre-emphasis section that performs a pre-emphasis process on a signal, which is to be wirelessly transmitted and a peak of which is to be suppressed, the...
8606294 Method of and system for estimating temporal demographics of mobile users  
A method of and system for estimating temporal demographics of mobile users is disclosed. A method of estimating demographic information associated with a selected geographical area includes, for...
8532575 System, method and apparatus for inter-vehicle communication  
An application for a two-way communication system for communicating with a person who is within a second vehicle includes a short-range radio transmitter within a first vehicle to transmit audio...
8509370 Phase locked loop device and method thereof  
A phase locked loop device includes a phase detector that measures a difference in phase between a reference clock signal and an output clock signal provided to a device module. The phase detector...
8401477 System, method and apparatus for communicating with vehicle occupants  
An application for a two-way communication system for communicating with a person who is within a vehicle includes a short-range radio transmission to transmit audio to a radio within the vehicle....
8315303 Phase pre-emphasis for a serial data transmitter  
Apparatus and methods apply pre-emphasis to the phase rather of a signal than to the amplitude of a single. This approach can provide superior pre-emphasis performance than the conventional...
8244192 System and method for wireless communication of magnetic resonance data  
In one embodiment, a method of wirelessly transmitting magnetic resonance (MR) data is provided. The method comprises steps of obtaining at least one MR signal having a Larmor frequency from a...
8200158 System, method and apparatus for communicating with vehicle occupants  
An application for a two-way communication system for communicating with a person who is within a closed vehicle includes a short-range radio transmission to transmit audio to a radio within the...
8160119 Method and device for anti-interference fighting in a telecommunications system  
A method of fighting interference in a frequency-hopping communication system is disclosed. The system has at least one main sensor and one or more auxiliary sensors. According to at least one...
8150324 Method and system for clipping a baseband input signal  
A method for clipping a baseband input signal filters the complex baseband input signal with a function H1 for forming a filtered first signal. To form a clipped signal in the baseband the...
8018914 Radio communication device, demodulation method, and frequency deflection correction circuit  
A demodulation section 13 receives a TDMA-TDD based phase-modulated burst signal of mobile communications and demodulates the burst signal by a synchronous detection system (or a quasi-synchronous...
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...
7986723 Delay estimation apparatus and method  
Delay estimation apparatus and method, comprising: a correlation step which a correlation function between a received signal and a supplied template waveform is generated, AD conversion step at...
7921183 Communication system, storage device, and control device for accessing external file data on a page unit or sector unit basis  
A communication system includes a storage device having a storage area accessed in one of a page unit and a sector unit; a control device operable to request access to data in a file unit; and a...
7869494 Equalizer circuitry for mitigating pre-cursor and post-cursor intersymbol interference  
One or more embodiments of the invention comprise a continuous-time equalizer (CTE) for reducing both pre-cursor and post-cursor intersymbol interference (ISI) from data received from a...
7680465 Sound enhancement for audio devices based on user-specific audio processing parameters  
Various embodiments are disclosed relating to sound enhancement for wireless audio devices. A technique may include determining one or more user-specific audio processing parameters, receiving an...
7639762 Method for receiving and recovering frequency shift keyed symbols  
A receiver architecture for receiving an FSK signal having a predetermined number of modulation levels includes a selectivity filter (206) for selectively passing a wanted channel and rejecting...
7586975 Code tracking apparatus and method under a multi-path environment in a DS-CDMA communication system  
Disclosed is a code tracking apparatus and method under a multi-path environment in a DS-CDMA communication system. Through the steps of calculating fast path energy on a first path signal by...
7551897 Method and apparatus for performing transmit pre-emphasis  
A pre-emphasis circuit and methods are provided. The circuit includes a first amplifier and a second amplifier. The first amplifier contains M first driver cells and is operable to amplify a...
7526043 High speed line equalizer and method thereof  
The present invention relates to a high speed line equalizer and a method thereof. The high speed line equalizer receives and amplifies one clock signal and at least more than one data signal. The...
7376173 Unambiguously encoding and decoding signals for wireless channels  
A method encodes a sequence of blocks of input bits to be transmitted over a wireless channel. Each block of input bits is converted to a codeword, and each codeword is mapped to multiple...
7324798 2N-order sub-harmonic frequency modulator having high carrier suppression ratio and direct conversion transmitter using the same  
Disclosed herein is a 2N-order sub-harmonic frequency modulator and direct conversion transmitter using the same. The direct conversion transmitter includes a digital modulation unit, a D/A...
7321785 Eyeglasses with wireless audio capability  
A cellular telephone is used as a remote control device to control operations on the users nonportable computer which is remote location to the cellular telephone. The user can carry out various...
7308104 Forward multiple scrambling code generating method and apparatus  
Disclosed are a forward multiple scrambling code generating method and apparatus in a communication system. Each base station uses primary scrambling codes and an associated one of secondary...
7231266 Digital control device and program  
A digital control device for tracking a sine wave according to the present invention has a compensator, a control object and a feedback gain. An input into the compensator is a signal obtained by...
7225135 Signal-predictive audio transmission system  
Various methods and systems disclosed compand audio signals using signal prediction, followed by expansion and reconstruction. The methods and systems compress and expand an error signal that...
7224739 Controlled frequency signals  
In some embodiments, a transmitter includes first encoding controlled frequency output circuitry to creates a magnitude encoded controlled frequency signal (CFS) and second encoding controlled...
7206337 Bit stream conditioning circuit having output pre-emphasis  
A high-speed bit stream interface module interfaces a high-speed communication media to a communication Application Specific Integrated Circuit (ASIC) via a Printed Circuit Board (PCB). The...
7155164 Method and apparatus for performing transmit pre-emphasis  
A pre-emphasis circuit and methods are provided. The circuit includes a first amplifier and a second amplifier. The first amplifier is operable to amplify a signal using a first amplifier current,...
7144290 Discharge lamp with stabilized discharge vessel plate  
The invention relates to a new design of discharge vessel for a discharge lamp, in which dielectrically impeded discharges are to be generated. In this case, a discharge vessel plate 1, 9 is, as...
7123665 Method and apparatus for measuring phase error of a modulated signal  
A method and apparatus for generating a burst FSK signal having precisely shaped transitions between modulation states. The apparatus uses feedforward compensation of phase gain and phase...
7085327 Phasor fragmentation circuitry and method for processing modulated signals having non-constant envelopes  
An improvement for a phasor fragmentation engine and method, whereby a phasor flipping algorithm is applied when determining fragment phasors for a non-constant envelope modulation signal (e.g....
7068984 Systems and methods for amplification of a communication signal  
Bandwidth reduction of amplitude and/or phase components of relatively wide bandwidth composite signal. In an exemplary embodiment, an EER amplifier system for CDMA signal amplification includes...
7023897 Transmission circuit  
A transmission circuit includes a baseband circuit, spreading section, multiplier, digital modulator, quadrature modulator, and antenna. The baseband circuit generates and outputs at least one...
7010050 Signaling over noisy channels  
The present invention relates to a system and method for signaling among a plurality of devices via a communication carrier over a noisy medium such as a power line and particularly relates to an...
6980593 Wireless transmission-reception system  
The wireless transmission-reception system of the subject invention includes a transmitter and a receiver. The transmitter includes a compressor for compressing a signal to be transmitted and a...
6882871 Transfer connection device for wirelessly connecting mobile phone and hand-free handset  
A transfer connection device for wirelessly connecting mobile phone and hand-free handset has a first connector and a second connector to respectively couple with a hand-free handset and a mobile...
6834184 Method for supplying reference data for a frequency update in a mobile station, mobile station, module of a mobile station and radio communications system  
The invention relates to a method for supplying reference data that is to be used in a mobile station of a radio communications network for a frequency update of the frequency used by the mobile...
6771708 Nonlinear compensator  
A nonlinear compensator comprising a signal processing section, a distortion detecting section, and a distortion correcting section. The signal processing section detects the time difference and...
6735264 Compensation for non-linear distortion in a modem receiver  
A method and modem for communicating serial input data over a transmission link are disclosed. Serial input data is partitioned into parallel data elements prior to rotation by an invertible...
6567988 Video signal transmission apparatus and video signal transmission method  
In transmitting the analog video signal via a coaxial cable, a transmission apparatus side is not provided with an emphasis characteristic which is the inverse to the frequency attenuation...
6487240 Apparatus for receiving and recovering frequency shift keyed symbols  
A receiver architecture includes a selectivity filter (206) for selectively passing a wanted channel and rejecting unwanted channels. The selectivity filter has a filter BT of about one-half the...
6477182 Data transmission method and apparatus  
A method and apparatus for modulating a plurality of information signals onto respective unique intermediate frequency (IF) carrier signals, summing the respective IF carrier signals to provide a...
6434241 Controlling the peak levels of the FM composite signal by half-cosine interpolation  
A method for controlling the peak levels of an FM composite signal is described. First, the FM signal is clipped to obtain an error signal. This signal comprises the “clippings” resulting from the...
6195537 Method and apparatus for strong signal suppression in multi-carrier signals  
A block radio design is disclosed that prevents the primary analog-to-digital converter from saturating and thus prevents the introduction of intermodulation products into the multi-carrier...
6038430 Method and apparatus for improving transmission of data in a wireless network  
A method and apparatus are provided that improve data transmissions in a wireless network, optimized for the transmissions of voice signals, by companding data signals electrically about a...

Matches 1 - 50 out of 127 1 2 3 >