Easy To Use Patents Search & Patent Lawyer Directory

At Patents you can conduct a Patent Search, File a Patent Application, find a Patent Attorney, or search available technology through our Patent Exchange. Patents are available using simple keyword or date criteria. If you are looking to hire a patent attorney, you've come to the right place. Protect your idea and hire a patent lawyer.

Searching: audio signal





Search by keyword, patent number, inventor, assignee, city or state:




Patent # Description
US-8,285,547 Audio font output device, font database, and language input front end processor
An audio font output device is disclosed that is able to effectively convert characters or text into an audio signal recognizable by the acoustic sense of human...
US-8,285,543 Circular frequency translation with noise blending
An audio signal is conveyed more efficiently by transmitting or recording a baseband of the signal with an estimated spectral envelope and a noise-blending...
US-8,285,406 Audio processor
An audio processor is provided which includes a digital signal processor for processing a digital audio data in an inputted digital audio file and a digital...
US-8,285,385 High accuracy tonotopic and periodic coding with enhanced harmonic resolution
Generating electrode stimulation signals for an implanted electrode array is described. An acoustic audio signal is processed to generate band pass signals...
US-8,285,383 Directional sound processing in a cochlear implant
A cochlear implant implementing a directional sound processing system is provided. Specifically, the cochlear implants implementing the present invention...
US-8,285,343 Wireless headset having improved RF immunity to RF electromagnetic interference produced from a mobile wireless...
A wireless headset has improved immunity to RF electromagnetic interference produced from wireless communications devices. A headset body is adapted to be worn...
US-8,285,208 Systems and methods for noise cancellation and power management in a wireless headset
This includes systems and methods for noise cancellation and power management in a wireless headset. The wireless headset can perform noise cancellation by...
US-8,284,975 Method of outputting audio signal and mobile communication terminal using the method
A mobile communication terminal includes a receiver converting an audio signal outputted from the mobile communication terminal into an audible sound; a coupler...
US-8,284,971 Logarithmic compression systems and methods for hearing amplification
Embodiments of the invention provide an amplifier including a gain control circuit having a gain measurement circuit as part of a feedback loop. The gain...
US-8,284,963 Method and apparatus for diminishing mismatch effects between switched signals
A circuit for diminishing mismatch effects between at least two switched signals includes at least three processing circuits configured to receive at least two...
US-8,284,962 Electronic bass instrument tube preamplifier
An Electronic bass register musical instrument tube preamplifier includes an in line signal pre-amplification device in a Class A audio amplifier configuration....
US-8,284,960 User adjustable volume control that accommodates hearing
A method for processing audio signals optimizes the listening experience for hearing impaired listeners, as well as non-hearing impaired listeners, without...
US-8,284,959 Method and an apparatus for processing an audio signal
An apparatus for controlling a volume of an audio signal and method thereof are disclosed, by which a volume of an input signal can be controlled by using a...
US-8,284,958 Increased dynamic range microphone
Disclosed herein are apparatus, method, and computer program product whereby a device receives an acoustic signal, where the acoustic signal has a variable...
US-8,284,957 Method and apparatus for stereo enhancement of an audio system
A processing apparatus which is suitable for signal communication with a system having at least one of an input module and an output module. The processing...
US-8,284,956 Method and system for enhancing bass effect in audio signals
The quality of music output from audio systems is improved by simulating the effect of low frequency signals in the human ear. This thus allows listeners to...
US-8,284,955 System and method for digital signal processing
The present invention provides methods and systems for digitally processing audio signals. Some embodiments receive an audio signal and converting it to a...
US-8,284,954 BTSC encoder
The disclosed BTSC encoder includes a left high pass filter means for receiving a digital left channel audio signal and for digitally high pass filtering the...
US-8,284,951 Enhanced audio recording for smart pen computing systems
In a pen-based computing system, a pair of microphones captures audio concurrently with a smart pen device capturing handwriting gestures. The audio captured by...
US-8,284,950 Vehicle remote control interface for controlling multiple electronic devices
An interface device for interconnecting fixed controls of a vehicle to electronic devices. The interface device is capable of receiving control signals from...
US-8,284,946 Binaural decoder to output spatial stereo sound and a decoding method thereof
A binaural decoder for an MPEG surround stream, which decodes an MPEG surround stream into a stereo 3D signal, and a decoding method thereof. The method...
US-8,284,713 Wireless audio systems and related methods
Systems and methods are provided to facilitate the distribution of audio signals over wireless networks. In one implementation, an audio system includes a head...
US-8,284,323 Video audio processing device and standby and return method thereof
In a video audio processing device, a signal processing block (11, 12) includes an instruction memory (111, 121) and performs signal processing in accordance...
US-8,284,310 Delay matching in audio/video systems
An audio/video system comprises an audio signal processing path having an audio path delay and a video signal processing path having a video path delay. The...
US-8,284,086 Device and method for the transmission and reception of high fidelity audio using a single wire
An audio device (200) includes a first and second ICs (210) and (250) and a substrate (205). The first IC includes a sigma-delta, A/D converter (218) operable...
US-8,284,042 System and method of vehicle passenger detection for rear seating rows
A system for detecting a passenger in a rear seating row of a vehicle and alerting an occupant of a vehicle when a passenger safety device in a rear row is not...
US-8,283,547 Scheme for providing audio effects for a musical instrument and for controlling images with same
A method for use with a musical instrument includes receiving a signal representative of a sound produced by the musical instrument, receiving a selection of an...
US-8,281,998 Apparatus and method for commercial transactions using a communication device
An apparatus for effecting commercial transactions with a server using a transaction card via a communication device is provided. The apparatus includes a...
US-8,281,137 Method and apparatus for determining whether or not a reference pattern is present in a received and possibly...
Many watermarking systems make use of correlation for calculating a detection metric, which means that several reference patterns are generated at encoder side...
US-8,280,744 Audio decoder, audio object encoder, method for decoding a multi-audio-object signal, multi-audio-object...
An audio decoder for decoding a multi-audio-object signal having an audio signal of a first type and an audio signal of a second type encoded therein is...
US-8,280,743 Channel reconfiguration with side information
During production, at least one audio signal is processed in order to derive instructions for channel reconfiguring it. The at least one audio signal and the...
US-8,280,730 Method and apparatus of increasing speech intelligibility in noisy environments
A method (400, 600, 700) and apparatus (220) for enhancing the intelligibility of speech emitted into a noisy environment. After filtering (408) ambient noise...
US-8,280,540 Multimedia playing system and time-counting method applied thereto
A multimedia playing system includes an audio outputting device and a multimedia player. The audio outputting device includes a connecting plug and a distance...
US-8,280,538 System, medium, and method of encoding/decoding multi-channel audio signals
An system, method, and method of encoding/decoding a multi-channel audio signal, including a decoding level generation unit producing decoding-level information...
US-8,280,449 Audio usage detection
An audio handling device comprising: a source of audio data; a microphone; a loudspeaker; a transmitter for transmitting audio data; modification means for...
US-8,280,340 Clock generation for integrated radio frequency receivers
Systems of clock generation for integrated radio frequency receiver. In an integrated radio frequency receiver, a mixer is often used to down convert the...
US-8,280,087 Delivering fundamental frequency and amplitude envelope cues to enhance speech understanding
Systems, apparatus, and techniques are described to perform operations including receiving speech that includes audio signals from a talker. A fundamental...
US-8,280,083 Positioning of speakers in a 3D audio conference
A method, implemented by electronic data processing resources, for audio conference between conference participants via their respective terminals, the...
US-8,280,074 Audio signal processing apparatus
An audio signal processing apparatus for outputting an input digital audio signal as a positive phase PWM signal and a negative phase PWM signal. The resolution...
US-8,280,070 Arrangement and method for communicating audio and DC signals
An arrangement includes an input, a modulation circuit, an isolation circuit, a demodulator circuit, a detector circuit and at least two outputs. The input is...
US-8,279,784 Wireless HD AV packet format
An audio/video (AV) processor is coupled to a media access controller (MAC) to generate a composite packet having an optimized format for carrying audio, video,...
US-8,279,309 Image capturing device with signal sampling
An image capture device includes a first clock generating unit that generates a first clock for sampling a video signal using a first crystal oscillator, a...
US-8,279,260 System and method for a conference server architecture for low delay and distributed conferencing applications
Systems and methods for conducting a multi-endpoint video signal conference are provided. Conferencing endpoints are linked by pairs of a reliable and a less...
US-8,279,176 Mouse with improved input mechanisms using touch sensors
A mouse having improved input methods and mechanisms is disclosed. The mouse is configured with touch sensing areas capable of generating input signals. The...
US-8,277,221 Talking plush novelty toy and interactive story book for teaching a reader desired behavioral patterns to...
A portable talking toy having an audio signal producer is provided with an educational book, which contains indiciums noted on at least one of the pages that...
US-8,275,626 Apparatus and a method for decoding an encoded audio signal
An apparatus for decoding an encoded audio signal having first and second portions encoded in accordance with first and second encoding algorithms, ...
US-8,275,625 Adaptive variable bit rate audio encoding
A method and apparatus for producing a variable bit rate audio signal is disclosed. An audio signal is encoded into a plurality of encoded audio signals at...
US-8,275,610 Dialogue enhancement techniques
A plural-channel audio signal (e.g., a stereo audio) is processed to modify a gain (e.g., a volume or loudness) of a speech component signal (e.g., dialogue...
US-8,275,477 Method and apparatus for distortion of audio signals and emulation of vacuum tube amplifiers
A method for digitally processing audio signals to emulate the effects of vacuum tube amplifiers and preamplifiers, musical instrument amplification systems,...
US-8,275,476 Apparatus and method of encoding and decoding audio signals
In one embodiment, the method includes receiving an audio signal having configuration information and at least one channel, and reading an indicator from the...
← Previous | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 | Next →

File A Patent Application

  • Protect your idea -- Don't let someone else file first. Learn more.

  • 3 Easy Steps -- Complete Form, application Review, and File. See our process.

  • Attorney Review -- Have your application reviewed by a Patent Attorney. See what's included.