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Onkyo Corporation patents


Recent patent applications related to Onkyo Corporation. Onkyo Corporation is listed as an Agent/Assignee. Note: Onkyo Corporation may have other listings under different names/spellings. We're not affiliated with Onkyo Corporation, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "O" | Onkyo Corporation-related inventors


Display device

A display device includes circuitry which displays items by list, and displays a menu that is for moving the item when it receives contact to the item.. . ... Onkyo Corporation

Audio amplifier and audio power amplifier

A first circuit unit of an audio amplifier includes a first emitter follower connected to an pre stage input terminal, a second emitter follower connected to an pre stage input terminal, a main transistor connected to an output path of the first emitter follower and an output path of the second emitter follower, a first resistor and a second resistor, which are series-connected between the output path of the first emitter follower and a dc voltage source, and a zener diode connected to a series-connection point between the first resistor and the second resistor. A second circuit unit has a circuit configuration that is complementary to the first circuit unit. ... Onkyo Corporation

Multilayer substrate

A multilayer substrate includes plural layers of circuit patterns. Each circuit pattern includes a ground conductor surrounding a wiring region provided with a conductive wiring pattern. ... Onkyo Corporation

Playlist making device

. . To reflect information of check (selection) to a contents list correctly. A cpu 2 makes a playlist managing database that manages a playlist in a ram 4. ... Onkyo Corporation

Headphone

The present invention relates to a headphone including a housing defining a back chamber on a back side of a speaker unit. A headphone includes a speaker unit and a housing defining an internal space provided on an acoustic emission side as a back side of the housed speaker unit and an air chamber provided separately from the internal space. ... Onkyo Corporation

Video processing device

To prevent gradation collapse. A bd player 1 includes a cpu 2 that obtains dynamic range of a monitor, a reproduction section 4 that obtains content information, and a video processor 5 that converts a digital video signal based on dynamic range of the monitor that is obtained by the cpu 2 and the content information that is obtained by the reproduction section 4. ... Onkyo Corporation

Amplifier

. . To prevent temperature rise of an amplifier. An av amplifier 1 that amplifies an audio signal includes a pwm modulator 5 that controls dynamic range of the audio signal to not more than a setting value, and a microcomputer 2 sets the setting value based on consumption current. ... Onkyo Corporation

Signal processing device, signal processing method, and speaker device

To resolve volume shortage of middle and high band of speaker reproduction sound. A dsp 4 performs lpf processing to extract low frequency component of an audio signal to which the first volume processing is performed, drc processing to compress the audio signal to which the lpf processing is performed in case that the audio signal to which the lpf processing is performed is not less than a predetermined signal level, hpf processing to extract high frequency component of the audio signal to which the first volume processing is performed, second volume processing to attenuate the audio signal to which the hpf processing is performed based on the volume value that is received, and synthesis processing to synthesize the audio signal to which the drc processing is performed and the audio signal to which the second volume processing is performed.. ... Onkyo Corporation

Relay drive circuit

The present invention is intended to provide constant drive conditions of a relay switch. A relay drive circuit includes a current mirror circuit, a current suppression circuit 26, and a transistor q3. ... Onkyo Corporation

Sound field control system, analysis device, and accoustic device

A sound field control system sy according to the present invention is provided with: a signal supply unit 210 which supplies a test signal sequence to a speaker; and an analysis unit 150 which picks up a sound including a test sound sequence emitted from a speaker based on a test signal sequence using a microphone, and which determines the sound pickup time of an initial test sound among test sounds included in the test sound sequence, wherein the analysis unit 150 detects the initial sound from the sound pickup signal picked up using the microphone, determines whether a sound is detected after the elapse of a sound emission interval, from the sound pickup time of the detected initial sound, between the initial test sound defined by the test signal sequence and an n-th (where n is an integer such that n≧2) test sound emitted from the same speaker as the initial test sound, and, upon determining that the sound has been detected, determines the sound pickup time of the initial sound as the sound pickup time of the initial test sound.. . ... Onkyo Corporation

Sound field control system, analysis device, and acoustic device

. . . . A sound field control system sy according to the present invention is provided with: a sound emission unit 210 which causes a plurality of speakers to emit a test sound; a sound pickup unit 130 which picks up the test sound using a microphone; an analysis unit 150 which compares information indicating a sound emission timing of a test signal sequence for causing the speakers to successively emit the test sound at a prescribed timing with a sound pickup timing of each test sound that has been picked up, and which calculates a time difference between the sound emission timing of each test sound and the sound pickup timing; and a signal processing unit 230 which performs, based on the calculated time difference between the sound emission timing of each test sound and the sound pickup timing, a delay process for a voice signal supplied to each speaker.. . ... Onkyo Corporation

Acoustic diaphragm

. . An acoustic diaphragm which has excellent young's modulus and internal loss (tan δ) values is provided. The acoustic diaphragm according to the present invention is made from papermaking material substantially solely including cellulose nanofibers. ... Onkyo Corporation

Loudspeaker diaphragm

. . A speaker diaphragm in which the young's modulus, internal loss (tan δ), airtightness, and various strengths are well balanced is provided. The speaker diaphragm according to the present invention includes wood pulp and cellulose nanofibers, wherein, in one embodiment, the cellulose nanofibers are unoxidized cellulose nanofibers. ... Onkyo Corporation

Audio processing apparatus

. . . . The number of digital-analog converters is decreased in an audio processing apparatus that outputs an audio signal to not only a device disposed in a main room but also a device disposed in a sub-room. The audio processing apparatus includes a digital-analog conversion unit for outputting an extended left audio signal and an extended right audio signal in an analog format, or for outputting a sub-room left audio signal and a sub-room right audio signal in the analog format; and an input switch unit that switches between a supply of a combination of the extended left audio signal and the extended right audio signal to the digital-analog conversion unit and a supply of a combination of the sub-room left audio signal and the sub-room right audio signal to the digital-analog conversion unit.. ... Onkyo Corporation








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