СПИСОК патентов США - подгруппа МПК16 H04R5/033
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№ п/п | Номер патента | Название патента | |||
2017 | |||||
1 | 9609454 | Method for playing back the sound of a digital audio signal | |||
2 | 9609436 | Systems and methods for audio creation and delivery | |||
3 | 9609422 | Headphone unit and ear muff unit | |||
4 | 9609418 | Signal processing circuit | |||
5 | 9609415 | Headphones with cable management | |||
6 | 9602928 | Speaker system having a sound collection unit for combining sound waves | |||
7 | 9602927 | Speaker and room virtualization using headphones | |||
8 | 9602913 | Dual-frequency coaxial headphone | |||
9 | 9602905 | Eyewear accommodating headset | |||
10 | 9597231 | Tinnitus treatment | |||
11 | 9596554 | Methods circuits devices systems and associated computer executable code for acquiring acoustic signals | |||
12 | 9591410 | Hearing assistance apparatus | |||
13 | 9591406 | Multi-track stereo sound earphone | |||
14 | 9591398 | Headphone | |||
15 | 9584937 | Movie theater headset | |||
16 | 9584933 | Method and apparatus for localization of streaming sources in hearing assistance system | |||
17 | 9578419 | Method and apparatus for estimating spatial content of soundfield at desired location | |||
18 | 9577595 | Sound processing apparatus, sound processing method, and program | |||
19 | 9571933 | Multi-channel headphone | |||
20 | 9571928 | Wireless sound equipment | |||
21 | 9571919 | Wearable sound box apparatus | |||
22 | 9571917 | Acoustic device | |||
23 | 9571914 | Earbud headphones that convert into an accessory | |||
24 | 9560464 | System and method for producing head-externalized 3D audio through headphones | |||
25 | 9558731 | Headphones using multiplexed microphone signals to enable active noise cancellation | |||
26 | 9554226 | Headphone response measurement and equalization | |||
27 | 9550113 | Dynamic adjustment of game controller sensitivity based on audio analysis | |||
28 | 9549260 | Headphones for stereo tactile vibration, and related systems and methods | |||
29 | 9549259 | Automated voice over internet protocol wireless headset | |||
30 | 9547175 | Adaptive piezoelectric array for bone conduction receiver in wearable computers | |||
31 | 9544692 | System and apparatus for boomless-microphone construction for wireless helmet communicator with siren signal detection and classification capability | |||
32 | 9544682 | Apparatus, method and article for providing audio of different programs | |||
33 | 9538289 | Control parameter dependent audio signal processing | |||
2016 | |||||
34 | 9532159 | Moving a sound localization point of a voice of a computer program during a voice exchange | |||
35 | 9532131 | System and method of improving voice quality in a wireless headset with untethered earbuds of a mobile device | |||
36 | 9532130 | Audio headset | |||
37 | 9521480 | Variable noise attenuator with adjustable attenuation | |||
38 | 9521479 | Headphones and headsets | |||
39 | 9516416 | Multi-loudspeaker active noise cancelling headphone providing stereo effct and improved ambient noise reduction | |||
40 | 9516408 | Method and apparatus for wind noise detection | |||
41 | 9516405 | Multimedia playing system and sound channel control method thereof | |||
42 | 9510082 | Earphone vibrator detection device, system and method | |||
43 | 9510080 | System and method for securing headphone transducers | |||
44 | 9510079 | Dual function sound attenuating and enhancing headpiece | |||
45 | 9510078 | Wireless earpiece with local audio cache | |||
46 | 9497533 | Fine tuning structure for headphones and headphone | |||
47 | 9491549 | Equalizer apparatus | |||
48 | 9491536 | Headphone driver, loudspeaker, and method of manufacturing headphone driver or loudspeaker | |||
49 | 9491535 | Earphone | |||
50 | 9485580 | Headset with microphone and wired remote control | |||
51 | 9485573 | Wireless communication system for use by teams | |||
52 | 9485569 | Sound signal processing apparatus, microphone apparatus, sound signal processing method, and program | |||
53 | 9485562 | Contactless rechargeable audio headset | |||
54 | 9485561 | Thermal powered wearable device | |||
55 | 9479882 | Initial command to switch transistors disconnecting keys from microphone line | |||
56 | 9479872 | Audio reproducing method and apparatus | |||
57 | 9479871 | Method, medium, and system synthesizing a stereo signal | |||
58 | 9479855 | Headphone ear cup | |||
59 | 9478212 | Systems and methods for use of adaptive secondary path estimate to control equalization in an audio device | |||
60 | 9473852 | Pre-processing of a channelized music signal | |||
61 | 9473844 | Headphones and ear pad | |||
62 | 9467780 | DJ mixing headphones | |||
63 | 9467762 | Earphone device having sound guiding structures | |||
64 | 9466281 | ANC noise active control audio headset with prevention of the effects of a saturation of the feedback microphone signal | |||
65 | 9464756 | Earphone assembly and head strap thereof | |||
66 | 9460050 | Race progress apparatus | |||
67 | 9455677 | Wireless audio control apparatus | |||
68 | 9451352 | Unlocking apparatus and method using ear-micro headset in terminal | |||
69 | 9451351 | In-ear headphone | |||
70 | 9445214 | Maintaining a fixed sound localization point of a voice during a telephone call for a moving person | |||
71 | 9445205 | Dynamic hearing aid system and a method for configuring the hearing aid system | |||
72 | 9445185 | Audio listening system | |||
73 | 9445182 | Headphones with rotatable ear cup | |||
74 | 9445176 | Earpiece apparatus for in-ear headphones | |||
75 | 9445175 | Bluetooth headset | |||
76 | 9438981 | MRI compatible headset | |||
77 | 9438980 | Headphone ear cup | |||
78 | 9432772 | Methods and apparatus for porting loudspeakers to an earpiece | |||
79 | 9432767 | Headphone with microphones that processes external sound pickup by the microphones and inputs external source sound signal | |||
80 | 9426556 | Headphones with increased security and triple function with adaptable equalization | |||
81 | 9426554 | Headset with magnetically holding force between headband and microphone arm | |||
82 | 9420369 | Processing method for earphone and user equipment | |||
83 | 9414966 | Metal earpad | |||
84 | 9414174 | Method and apparatus for controlling audio output | |||
85 | 9414145 | Customizable headphone audio driver assembly, headphone including such an audio driver assembly, and related methods | |||
86 | 9407982 | Media/communications system | |||
87 | 9402129 | Audio control method and audio player using audio control method | |||
88 | 9402120 | Wireless earbuds | |||
89 | 9401768 | Near field communication apparatus | |||
90 | 9398381 | Hearing instrument | |||
91 | 9398363 | Neckband-type earphone | |||
92 | 9392354 | Headphones with optimized radiation of sound | |||
93 | 9392350 | Audio communication system with merging and demerging communications zones | |||
94 | 9392349 | Cable retraction system | |||
95 | 9386391 | Switching between binaural and monaural modes | |||
96 | 9380376 | Headband cover for a headband of a headphone | |||
97 | 9380373 | Gaming headset with programmable audio paths | |||
98 | 9374647 | Method and apparatus using head movement for user interface | |||
99 | 9374642 | Multipurpose connector for multiplexing headset interface into high-definition video and audio interface, and handheld electronic device | |||
100 | 9374549 | Head mounted display and method of outputting audio signal using the same | |||
101 | 9373317 | Headset and headphone | |||
102 | 9369814 | External ear canal voice detection | |||
103 | 9363602 | Method and apparatus for providing virtualized audio files via headphones | |||
104 | 9361902 | Earhole-wearable sound collection device, signal processing device, and sound collection method | |||
105 | 9357287 | Multiple receiver assembly and a method for assembly thereof | |||
106 | 9357282 | Listening device and accompanying signal processing method | |||
107 | 9351141 | Headset computer with handsfree emergency response | |||
108 | 9351090 | Method of checking earphone wearing state | |||
109 | 9351075 | Body-sensitive vibration headphone | |||
110 | 9344801 | Headset | |||
111 | 9344781 | Communication and speech enhancement system | |||
112 | 9344544 | Moving a sound localization point of a voice of a person during a telephone call | |||
113 | 9338570 | Method and apparatus for an integrated headset switch with reduced crosstalk noise | |||
114 | 9338555 | Earphones and hearing aids with equalization | |||
115 | 9332350 | Earphone pulling and plugging detection circuit | |||
116 | 9332337 | Headset with magnetically attached ear pad | |||
117 | 9326073 | FM filtering for class-G/H headphones | |||
118 | 9326067 | Multiplexing audio system and method | |||
119 | 9326058 | Control method of mobile terminal apparatus | |||
120 | 9319780 | Smart passive speaker drive | |||
121 | 9319769 | Wireless headphones | |||
122 | 9319768 | Multi-standard headset support with integrated ground switching | |||
123 | 9319505 | Terminal equipment with built-in retractable headset | |||
124 | 9313600 | Method and apparatus of adjusting distribution of spatial sound energy | |||
125 | 9313577 | Binaural listening system with automatic mode switching | |||
126 | 9307336 | Electronic device and audio output circuit therein | |||
127 | 9301085 | Computer headset with detachable 4G radio | |||
128 | 9301066 | Auditory comprehension and audibility device | |||
129 | 9301052 | Headband variable stiffness | |||
130 | 9300261 | Method and apparatus for efficient load biasing | |||
131 | 9288568 | Headphone system for earbud speakers | |||
132 | 9288566 | Headphones with cord management system | |||
133 | 9282404 | Handset microphone | |||
134 | 9282396 | Wireless digital audio music system | |||
135 | 9282393 | System and method for securing headphone transducers | |||
136 | 9277320 | Managing and using headset profiles for different headsets | |||
137 | 9277309 | Detachable wireless listening device | |||
138 | 9276539 | Power transferring headphones | |||
139 | 9275626 | Audio system | |||
140 | 9272471 | Switch modules with electromagnetic interference shielding structures | |||
141 | 9271063 | Power transferring headphones | |||
142 | 9264823 | Audio headset with automatic equalization | |||
143 | 9264793 | MRI compatible headset | |||
144 | 9258055 | Wireless earpiece and wireless microphone to service multiple audio streams | |||
145 | 9254088 | Headset device and method measuring a biosignal | |||
146 | 9253564 | Noise-canceling headphone depletion-mode switch | |||
147 | 9241517 | Ear protection device | |||
148 | 9241209 | Headphones with adaptable fit | |||
149 | 9237395 | Modular audio systems and related assemblies and methods | |||
150 | 9236050 | System and method for improving speech recognition accuracy in a work environment | |||
2015 | |||||
151 | 9226060 | Personalized modular headphone system and method | |||
152 | 9215529 | Multi-mode audio device interfacing | |||
153 | 9210555 | Pulsed input push-to-talk wireless adapter systems and methods | |||
154 | 9210500 | Headset type detection and configuration techniques | |||
155 | 9210493 | Wireless earpiece with local audio cache | |||
156 | 9208773 | Headset noise-based pulsed attenuation | |||
157 | 9208772 | Communications headset speech-based gain control | |||
158 | 9202474 | Effecting voice communication in a sound-restricted environment | |||
159 | 9197977 | Audio spatialization and environment simulation | |||
160 | 9197971 | Personalized hearing profile generation with real-time feedback | |||
161 | 9191732 | Headset with auxiliary input(s) for cell phone and/or other devices | |||
162 | 9185483 | Headphones with removable headband pad | |||
163 | 9180055 | Electronic hearing protector with quadrant sound localization | |||
164 | 9173045 | Headphone response optimization | |||
165 | 9173044 | Method and system for delivering announcements in a cabin | |||
166 | 9173016 | Headset | |||
167 | 9167348 | Wireless waterproof headphone system | |||
168 | 9167335 | Headphone | |||
169 | 9167330 | Cricket systems | |||
170 | 9162034 | Delivery of respiratory therapy | |||
171 | 9161133 | Crosstalk reduction in a headset | |||
172 | 9161131 | Stereo audio headphone apparatus for a user having a hearing loss and related methods | |||
173 | 9161117 | Multi-mode listening apparatus | |||
174 | 9161116 | Headphone apparatus | |||
175 | 9143854 | Wireless headband audio player | |||
176 | 9143848 | Isolation of audio transducer | |||
177 | 9143595 | Multi-listener headphone system with luminescent light emissions dependent upon selected channels | |||
178 | 9137598 | Headphone | |||
179 | 9131310 | Hearing protector | |||
180 | 9131309 | Wired headset with integrated switch | |||
181 | 9124983 | Method and apparatus for localization of streaming sources in hearing assistance system | |||
182 | 9122082 | Biologically fit wearable electronics apparatus and methods | |||
183 | 9118991 | Reducing head-related transfer function data volume | |||
184 | 9118990 | Connectors designed for ease of use | |||
185 | 9113259 | Tunable multichannel headphone and method for assembling the same | |||
186 | 9113255 | Headphones with oscillator for vibrating the arm portion | |||
187 | 9113246 | Automated left-right headphone earpiece identifier | |||
188 | 9113245 | Headset and earphone | |||
189 | 9111523 | Device for and a method of processing a signal | |||
190 | 9107011 | Headset with fit detection system | |||
191 | 9107004 | Bone conduction communications headset with hearing protection | |||
192 | 9107000 | Wireless digital audio music system | |||
193 | 9106996 | Earphones | |||
194 | 9105261 | Sound outputting device | |||
195 | 9100747 | Signal processing device and signal processing method | |||
196 | 9094762 | Gaming headset vibrator | |||
197 | 9094751 | Headphone apparatus and audio driving apparatus thereof | |||
198 | 9088848 | Biologically fit wearable electronics apparatus and methods | |||
199 | 9084055 | Audio listening system | |||
200 | 9071901 | Wireless communication system for use by teams | |||
201 | 9066176 | Systems and methods for adaptive noise cancellation including dynamic bias of coefficients of an adaptive noise cancellation system | |||
202 | 9055795 | Cable tethering neckpiece | |||
203 | 9055364 | Earset having an automatic rewinding unit of ball/wire spring type | |||
204 | 9055362 | Methods, apparatus and systems for individualizing audio, music and speech adaptively, intelligently and interactively | |||
205 | 9054656 | Output coupling capacitor free audio power amplifier dynamically configured for speakers and headphones with excellent click and pop performance | |||
206 | 9050827 | Printing method and product which prints on a bent part | |||
207 | 9050212 | Binaural telepresence | |||
208 | 8934638 | Noise canceling headphone | |||
2014 | |||||
209 | 8917884 | Device for processing sound signal, and method of processing sound signal | |||
210 | 8908878 | Arrangements in a device for use with a service involving play out of media and related methods | |||
211 | 8787602 | Device for and a method of processing audio data | |||
212 | 8718301 | Telescopic spatial radio system | |||
213 | 8718296 | Portable electronic device having universal earphone jack | |||
214 | 8705779 | Surround sound virtualization apparatus and method | |||
215 | 8699732 | Systems and methods employing multiple individual wireless earbuds for a common audio source | |||
216 | 8699724 | Volume scale selection | |||
217 | 8670571 | Frequency control based on device properties | |||
2013 | |||||
218 | 8600085 | Audio player with monophonic mode control | |||
219 | 8577064 | Sound capturing and guiding system from stereo speakers packed together in a closed box and heard as stereo sound coming from various directions | |||
220 | 8571228 | Feedforward ANR device acoustics | |||
221 | 8416960 | Feedforward ANR device cover | |||
222 | 8371417 | Headphones | |||
2012 | |||||
223 | 8335335 | Headset with noise plates | |||
224 | 8320591 | ANR headphones and headsets | |||
225 | 8270658 | Position sensing apparatus and method for active headworn device | |||
226 | 8238590 | Automated audio source control based on audio output device placement detection | |||
227 | 8218799 | Non-occluding audio headset positioned in the ear canal | |||
228 | 8199942 | Targeted sound detection and generation for audio headset | |||
229 | 8180078 | Systems and methods employing multiple individual wireless earbuds for a common audio source | |||
230 | 8139807 | Headset with noise plates | |||
2011 | |||||
231 | 8077875 | Audio device | |||
2005 | |||||
232 | 6968062 | Transmitter of infrared transmission system and reproducing apparatus comprising headphone device | |||
233 | 6965681 | Arrangement in acoustic headsets | |||
234 | 6961433 | Stereophonic sound field reproducing apparatus | |||
235 | 6944309 | Headphone system | |||
236 | 6918678 | Headset incorporating an integral light | |||
237 | 6905000 | Faceplate cover | |||
238 | 6888950 | Ear warming article including electronic device and easily interchangeable advertising areas | |||
239 | 6888945 | Personal sound masking system | |||
240 | 6879699 | Head worn entertainment and/or communication device | |||
241 | 6873862 | Wireless headphones with selective connection to auxiliary audio devices and a cellular telephone | |||
242 | 6868164 | Head phone device | |||
243 | 6853732 | Center channel enhancement of virtual sound images | |||
244 | 6847725 | Radio, infrared, and audio assistive listening device | |||
245 | 6847724 | Electronic device with storable earphone | |||
2004 | |||||
246 | 6831984 | Noise reducing | |||
247 | 6829365 | MP-3 player | |||
248 | 6817440 | Multi-channel headphones | |||
249 | 6792122 | Acoustic device | |||
250 | 6782106 | Apparatus and method for transmitting sound | |||
251 | 6772853 | Clip-on earphone device | |||
252 | 6771780 | Tri-functional dual earphone device | |||
253 | 6771778 | Method and signal processing device for converting stereo signals for headphone listening | |||
254 | 6763119 | Neckphone | |||
255 | 6748087 | Headset with ear cushion and means for limiting the compression of the cushion | |||
256 | 6744901 | Headphone | |||
257 | 6741706 | Audio signal processing method and apparatus | |||
258 | 6735306 | Infrared helmet | |||
259 | 6731771 | Foam mounted receiver for communication headset | |||
260 | 6731759 | Audio signal reproduction device | |||
261 | 6728585 | Personal on-demand audio entertainment device that is untethered and allows wireless download of content | |||
262 | 6728385 | Voice detection and discrimination apparatus and method | |||
263 | 6724906 | Adjustable headphone | |||
264 | 6721433 | Acoustic apparatus wearable on the head | |||
265 | 6711273 | Chin loop headset | |||
266 | 6711268 | Automatic stereo/monaural headphone | |||
267 | 6704428 | Automatic turn-on and turn-off control for battery-powered headsets | |||
268 | 6700981 | Dual input headphone apparatus | |||
269 | 6695477 | Audio signal reproducing apparatus | |||
270 | 6690808 | Personal earphone assembly for mounting upon eyeglasses | |||
271 | 6684176 | Three dimensional (3-D) object locator system for items or sites using an intuitive sound beacon: system and method of operation | |||
272 | 6681018 | Audio signal processor and audio device | |||
2003 | |||||
273 | 6668204 | Biaural (2channel listening device that is equalized in-stu to compensate for differences between left and right earphone transducers and the ears themselves | |||
274 | 6658121 | Headphone having an adjustable localization of auditory events | |||
275 | 6654966 | Fully collapsible headset | |||
276 | 6629579 | Headphones/earmuffs | |||
277 | 6603863 | Headphone apparatus for providing dynamic sound with vibrations and method therefor | |||
278 | 6597792 | Headset noise reducing | |||
279 | 6567655 | Car radio system | |||
280 | 6567525 | Supra aural active noise reduction headphones | |||
281 | 6554097 | Low-radiation headphone | |||
2002 | |||||
282 | 6483925 | Headphone having several speakers | |||
283 | 6466913 | Method of determining a sound localization filter and a sound localization control system incorporating the filter | |||
284 | 6466681 | Weather resistant sound attenuating modular communications headset | |||
285 | 6466677 | Cordless digital audio headphone | |||
286 | 6456721 | Headset with bone conduction speaker and microphone | |||
287 | 6456199 | Continuous noise monitoring and reduction system and method | |||
288 | 6449806 | Head strap for headphones or hearing protector | |||
289 | 6449370 | Digital electro-acoustic transducer | |||
290 | 6445800 | Audio signal reproducing apparatus | |||
291 | 6434250 | Stereo headset with angled speakers | |||
292 | 6385325 | Headphone device | |||
293 | 6356644 | Earphone (surround sound) speaker | |||
2001 | |||||
294 | 6305026 | Cap with headphones assembly | |||
295 | 6301490 | Audio headset communication apparatus and method | |||
296 | 6301367 | Wearable audio system with acoustic modules | |||
297 | 6295366 | Aircraft headset | |||
298 | 6263085 | Surround sound headphones | |||
299 | 6233345 | Personal earphone assembly for mounting upon eyeglasses | |||
300 | 6233002 | Earphone system with operability improved and terminal equipment system with the earphone system | |||
301 | 6215981 | Wireless signal transmission system, method apparatus | |||
302 | 6212282 | Wireless speaker system | |||
303 | 6208743 | Electrodynamic acoustic transducer with magnetic gap sealing | |||
304 | 6188771 | Personal sound masking system | |||
2000 | |||||
305 | 6144747 | Head mounted surround sound system | |||
306 | 6141424 | Headphone capable of directly converting digital audio signal into analog audio signal | |||
307 | 6125189 | Electroacoustic transducer of digital type | |||
308 | 6108430 | Headphone apparatus | |||
309 | 6104819 | Combination speaker and earphone apparatus | |||
310 | 6091832 | Wearable personal audio loop apparatus | |||
311 | 6081604 | Electric sound converter | |||
312 | 6069960 | Connector device for information-handling apparatus and connector device for stereophonic audio/video apparatus | |||
313 | 6062337 | Audio system that can be mounted on the body of a user | |||
314 | 6041225 | Monitor control circuit using wireless headphones and method therefor | |||
315 | 6038330 | Virtual sound headset and method for simulating spatial sound | |||
316 | 6023515 | Mass excited acoustic device | |||
1999 | |||||
317 | 6009179 | Method and apparatus for electronically embedding directional cues in two channels of sound | |||
318 | 6002775 | Method and apparatus for electronically embedding directional cues in two channels of sound | |||
319 | 5991727 | Voice reproducing apparatus for personal use | |||
320 | 5991422 | Structural improvements of earphone signal cord | |||
321 | 5987147 | Sound collector | |||
322 | 5982904 | Wireless headset | |||
323 | 5959597 | Image/audio reproducing system | |||
324 | 5953434 | Headband with audio speakers | |||
325 | 5951141 | Head mounted illumination device | |||
326 | 5930758 | Audio signal reproducing apparatus with semiconductor memory storing coded digital audio data and including a headphone unit | |||
327 | 5894523 | Voice delay feedback apparatus | |||
328 | 5888280 | Protective coating composition with early water resistance | |||
329 | 5887286 | Ear protector | |||
330 | 5887066 | Headphone apparatus | |||
331 | 5881390 | Headband for use with personal stereo headphones | |||
332 | 5867582 | Headphone | |||
333 | 5862241 | Adjustable headset | |||
1998 | |||||
334 | 5850459 | Headphone stereo control circuit | |||
335 | 5844816 | Angle detection apparatus and audio reproduction apparatus using it | |||
336 | 5841879 | Virtually positioned head mounted surround sound system | |||
337 | 5835609 | Ear protection device | |||
338 | 5821468 | Laminated nap comfort cover for ear seal | |||
339 | 5815579 | Portable speakers with phased arrays | |||
340 | 5794127 | Headphone remote control for operating an entertainment center | |||
341 | 5784477 | System for the frontal localization of auditory events produced by stereo headphones | |||
342 | 5761314 | Audio reproducing apparatus and headphone | |||
343 | 5742689 | Method and device for processing a multichannel signal for use with a headphone | |||
344 | 5740257 | Active noise control earpiece being compatible with magnetic coupled hearing aids | |||
345 | 5740254 | System for providing sound distinctions for auditory conditioning and method therefor | |||
346 | 5737436 | Earphones with eyeglass attatchments | |||
347 | 5717767 | Angle detection apparatus and audio reproduction apparatus using it | |||
348 | 5708725 | Wireless headphone with a spring-biased activating power switch | |||
1997 | |||||
349 | 5694475 | Acoustically transparent earphones | |||
350 | 5691515 | Rearward sound enhancing apparatus | |||
351 | 5691514 | Rearward sound enhancing apparatus | |||
352 | 5684879 | Combination head mounted speaker assembly and multi-channel audio processing system | |||
353 | 5680465 | Headband audio system with acoustically transparent material | |||
354 | 5666658 | Wireless signal transmission system, method and apparatus | |||
355 | 5661812 | Head mounted surround sound system | |||
356 | 5647016 | Man-machine interface in aerospace craft that produces a localized sound in response to the direction of a target relative to the facial direction of a crew | |||
357 | 5642426 | Integral radio and infrared assistive listening device | |||
358 | 5640458 | Audio signal reproducing apparatus | |||
359 | 5617477 | Personal wearable communication system with enhanced low frequency response | |||
1996 | |||||
360 | 5581627 | Convertible cover headphones | |||
361 | 5574795 | Headphone apparatus | |||
362 | 5566241 | Method and apparatus for presentation of on-line directional sound | |||
363 | 5537668 | Audio signal reproducing device | |||
364 | 5521982 | Electronic device for the generation of acoustic spatial effects | |||
365 | 5519783 | Headphone assembly | |||
366 | 5519782 | Headphone | |||
367 | 5506911 | Radio and infrared receiving collapsible hearing device | |||
368 | 5497427 | Headphone | |||
369 | 5495534 | Audio signal reproducing apparatus | |||
370 | 5483367 | Transmitting and receiving apparatus for a radio headphone | |||
1995 | |||||
371 | 5469511 | Method and apparatus for presentation of on-line directional sound | |||
372 | 5459790 | Personal sound system with virtually positioned lateral speakers | |||
373 | 5459290 | Acoustic transducer and acoustic transducing system | |||
374 | 5452359 | Acoustic signal reproducing apparatus | |||
375 | 5448646 | Headset interface assembly | |||
376 | 5438698 | Wearable audio reception device | |||
377 | 5438626 | Collapsible hearing device | |||
378 | 5422957 | Cable take-up for earphones | |||
379 | 5410735 | Wireless signal transmission systems, methods and apparatus | |||
380 | 5381486 | Communications headset having a universal joint-mounted microphone boom | |||
1994 | |||||
381 | 5361378 | Camcorder stereo mic/phones | |||
382 | 5357585 | Headphone assembly | |||
383 | 5349386 | Wireless signal transmission systems, methods and apparatus | |||
384 | 5339461 | Compact radio frequency receiver having take-up spool housed earphone conductors | |||
385 | 5333206 | Dual element headphone | |||
386 | 5323468 | Bone-conductive stereo headphones | |||
1993 | |||||
387 | 5272757 | Multi-dimensional reproduction system | |||
388 | 5257318 | Earphone spacer with electronically variable sound level | |||
389 | 5222151 | Earphone | |||
390 | 5208868 | Headphone overpressure and click reducing | |||
391 | 5201003 | High fidelity stereophonic reproduction system | |||
392 | 5185807 | Headset with multi-position stirrup assemblies | |||
1992 | |||||
393 | 5175768 | Method and apparatus for enhancing the stereo effect in headsets having cross coupling voice coils | |||
394 | 5144678 | Automatically switched headset | |||
395 | 5125032 | Talk/listen headset | |||
396 | 5113428 | Cordless telephone headset | |||
397 | 5099519 | Headphones | |||
398 | 5095382 | Wireless headphone | |||
399 | 5086464 | Telephone headset for the hearing impaired | |||
1991 | |||||
400 | 4993074 | Earphone spacer | |||
1990 | |||||
401 | 4952024 | Three-dimensional sight and sound reproduction apparatus for individual use | |||
402 | 4942617 | Earphone cord take-up device | |||
1989 | |||||
403 | 4888805 | Stereo head headphones bracket system | |||
404 | 4845751 | Wireless stereo headphone | |||
405 | 4829571 | Headphone | |||
406 | 4821323 | Stereo headphone | |||
1988 | |||||
407 | 4750208 | Audio-band electromechanical vibration converter | |||
1986 | |||||
408 | 4633498 | Infrared headphones for the hearing impaired | |||
1985 | |||||
409 | 4536716 | Stereo amplifier circuit for bichannel signals | |||
410 | 4517418 | Portable stereophone | |||
411 | 4499593 | Modular stereo headphones | |||
412 | 4495638 | Audio-band electro-mechanical vibration converter | |||
413 | 4494074 | Feedback control | |||
1984 | |||||
414 | 4465907 | Headset receiver and sanitizing storage system therefor | |||
415 | 4455677 | Multipurpose headphone assembly | |||
1983 | |||||
416 | 4412106 | High fidelity stereophonic reproduction system | |||
417 | 4409442 | Headphone | |||
418 | 4399334 | Speaker unit for headphones | |||
1982 | |||||
419 | 4354067 | Audio-band electromechanical vibration converter | |||
420 | 4322585 | Personal electronic listening system with an air and bone transducer mounted on the clothing collar | |||
1981 | |||||
421 | 4297535 | Stereo headset | |||
422 | 4277654 | Stethoscopic headphone set | |||
1980 | |||||
423 | 4222880 | Arrangement for optical transmission of communications | |||
1979 | |||||
424 | 4173715 | Acoustical device | |||
1978 | |||||
425 | 4110583 | Earphone construction | |||
426 | 4088849 | Headphone unit incorporating microphones for binaural recording | |||
427 | 4068093 | Device for transmitting audio-frequency signals | |||
1977 | |||||
428 | 4005278 | Headphone | |||
1976 | |||||
429 | 3984885 | 4-Channel headphones | |||
430 | 3984636 | Quadraphonic headphone with ambience programmer | |||
431 | 3939310 | Stereophonic headset with ear to ear acoustical passageway | |||
432 | 3934674 | Acoustic headsets | |||
© 2017, ПАТ-Инфо, В.И. Карнышев
Дата формирования списка: 03.04.2017 |