11
Kun Lin, Jonathan Mayer, James Martin Nohrden: Dynamic volume control system. Crystal Semiconductor Corporation, Peter Rutowski, Ken J Koestner, Skjerven Morrill MacPherson Franklin & Friel, July 11, 2000: US06088461 (84 worldwide citation)

A dynamic volume control system in an audio processor uses gain and delay signals from a digital signal processor to dynamically control the user-selected volume of the audio processor. The digital signal processor executes audio signal processing operations that affect the gain applied to the audio ...


12
Neil Charles Schoen: Simultaneous multi-user audio re-transmission digital radio module. August 19, 2003: US06609039 (81 worldwide citation)

A digital audio signal processing and distribution sub-assembly unit, plug compatible or integratable with single user digital radios, for audio channels and simultaneous re-transmission to multiple user headsetss. The sub-assembly will enable multiple users to select individual channels for listeni ...


13
Donald Lars Duttweiler, Barin Geoffry Haskell: Video conferencing system and method for providing enhanced interactive communication. Lucent Technologies, October 6, 1998: US05818514 (79 worldwide citation)

A system and method for enhancing interactive communication between video conferencing devices of the type in which a delay is inserted into the audio transmission path to provide lip synchronization of the image and speech of the respective users thereof. Each video conferencing device includes a d ...


14
James D Reekes, Kipley J Olson: Method and apparatus for object-oriented digital audio signal processing using a chain of sound objects. Apple Computer, Helene Plotka Workman, January 7, 1997: US05592588 (79 worldwide citation)

An object-oriented audio signal processing system is disclosed. The signal processing system is capable of converting virtually any sound resource into a format which can be used by associated sound hardware to produce a sound. A signal processing system incorporating the invention comprises one or ...


15
Kia Silverbrook, Tobin Allen King: Handheld mobile communications device with a detachable printing mechanism. Silverbrook Research, August 15, 2006: US07092130 (76 worldwide citation)

A handheld mobile communications device includes a support structure. Radio signal processing circuitry is positioned on the support structure and is configured to receive and transmit radio signals. Audio signal processing circuitry is positioned on the support structure and is operatively connecte ...


16
Wei Han Liu, Hsiao Yu Han: Audio signal processing apparatus and audio signal processing method. Mediatek, Winston Hsu, Scott Margo, October 7, 2014: US08855319 (76 worldwide citation)

An audio signal processing apparatus and an audio signal processing method are provide. The audio signal processing apparatus comprises: a plurality of individual audio interfaces, an audio signal processing unit, and an audio channel splitting unit. The audio signal processing unit is utilized for ...


17
Kia Silverbrook: Handheld mobile communications device with a detachable printing mechanism and receptacle having an interface. Silverbrook Research, January 9, 2007: US07161715 (75 worldwide citation)

A handheld mobile communications device comprising: a support structure; radio signal processing circuitry positioned on the support structure and configured to receive and transmit radio signals; audio signal processing circuitry positioned on the support structure and operatively connected to the ...


18
J Richard Aylward, Erik E Anderson: Audio signal processing. May 8, 2012: US08175292 (75 worldwide citation)

A method for processing and transducing audio signals. An audio system has a first audio signal and a second audio signal that have amplitudes. A method for processing the audio signals includes dividing the first audio signal into a first spectral band signal and a second spectral band signal; scal ...


19
Louis Dunn Fielder: Frame-based audio coding with video/audio data synchronization by dynamic audio frame alignment. Dolby Laboratories Licensing Corporation, David N Lathrop, Gallagher & Lathrop, September 26, 2000: US06124895 (72 worldwide citation)

Several audio signal processing techniques may be used in various combinations to improve the quality of audio represented by an information stream formed by splice editing two or more other information streams. The techniques are particularly useful in applications that bundle audio information wit ...


20
Makio Yamaki, Hiroyuki Ishihara, Norimichi Katsumura, Toshiyuki Naoe, Yukio Matsumoto, Kazuhiro Hayashi, Kazuo Watanabe: Audio signal processing system having independent and distinct data buses for concurrently transferring audio signal data to provide acoustic control. Pioneer Electronic Corporation, Foley & Lardner, June 8, 1993: US05218710 (68 worldwide citation)

An audio signal data processing system comprises input device for sequentially supplying an audio signal data, data memory control device for writing the audio signal data into a data memory and reading-out the data from the data memory, delay memory control device for sequentially reading-out the a ...