H04R3/14

СПИСОК патентов США - подгруппа МПК¹⁶ H04R3/14

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№ п/п	Номер патента	Название патента
2017
1	9594428	Augmenting mobile computing device audio output via vibration elements
2	9549258	Audio output balancing
3	9549248	Method and apparatus for reducing crosstalk in an integrated headset
4	9544707	Audio output balancing
5	9544691	Acoustic playback system
2016
6	9519346	Low-frequency effects haptic conversion system
7	9485600	Audio system, audio signal processing device and method, and program
8	9473857	Hearing aid with increased acoustic bandwidth
9	9462384	Nomadic device for controlling one or more portable speakers
10	9432761	Signal processor
11	9426595	Signal processing apparatus, signal processing method, and storage medium
12	9426576	Loudspeaker and electrodynamic acoustic transducer with bulbous waveguide tip
13	9398391	Stereo widening over arbitrarily-configured loudspeakers
14	9380385	Compressor based dynamic bass enhancement with EQ
15	9369104	Audio output balancing
16	9363601	Audio output balancing
17	9357290	Speaker system and method for driving same
18	9354704	Low-frequency effects haptic conversion system
19	9338387	Integrated audio video signal processing system using centralized processing of signals
20	9337793	Orthogonal ergonomic speaker
21	9319774	Loudspeaker unit with two loudspeakers and a wedge-shaped body between the spaces adjoining the loudspeakers
22	9294843	Multimedia acoustics system having audio frequency digital interface
23	9277343	Enhanced stereo playback with listener position tracking
24	9258646	Self-powered audio speaker having modular components
25	9253570	Crossover based canalphone system
2015
26	9226087	Audio output balancing during synchronized playback
27	9226073	Audio output balancing during synchronized playback
28	9219960	Acoustic playback system
29	9197960	Phase correcting canalphone system and method
30	9185492	Systems and methods for acousto-haptic speakers
31	9184732	Apparatus and method for generating vibration based on sound characteristics
32	9161128	Adjustable canalphone system
33	9137609	Earphone device with impedance correction unit
34	9113257	Phase-unified loudspeakers: parallel crossovers
2005
35	6854005	Crossover filter system and method
2004
36	6801635	Speaker device
37	6792122	Acoustic device
38	6775385	Loudspeaker frequency distribution and adjusting circuit
39	6771784	Sub woofer system
40	6707919	Driver control circuit
41	6687379	System and method for adjusting the low-frequency response of a crossover that supplies signal to subwoofers in response to main-speaker low-frequency characteristics
42	6674864	Adaptive speaker compensation system for a multimedia computer system
2003
43	6603863	Headphone apparatus for providing dynamic sound with vibrations and method therefor
44	6529787	Multimedia computer speaker system with bridge-coupled subwoofer
2002
45	6496586	Thin Loudspeaker
46	6466832	High quality wireless audio speakers
47	6438237	3D woofer drive circuit
48	6381334	Series-configured crossover network for electro-acoustic loudspeakers
49	6343132	Loudspeaker
2001
50	6310959	Tuned order crossover network for electro-acoustic loudspeakers
2000
51	6115475	Capacitor-less crossover network for electro-acoustic loudspeakers
52	6067364	Mechanical acoustic crossover network and transducer therefor
1999
53	5937072	Audio crossover circuit
54	5930374	Phase coherent crossover
55	5917922	Method of operating a single loud speaker drive system
1998
56	5822441	Power amplifier/loudspeaker interface
57	5815589	Push-pull transmission line loudspeaker
58	5814752	Musical instrument crossover circuits and method of using same
59	5781642	Speaker system
1997
60	5673326	Audio bass speaker driver circuit
61	5625699	Speaker device
62	5615272	Single loud speaker drive system
1996
63	5568560	Audio crossover circuit
64	5533135	Crossover system
1995
65	5384856	Acoustic system
66	5384855	Audio system for vehicular application
1994
67	5377274	Correction circuit and method for improving the transient behavior of a two-way loudspeaker system
68	5349301	Multiple amplifier system for a car
1993
69	5212732	Effects speaker system
70	5191616	Acoustic apparatus
71	5185801	Correction circuit and method for improving the transient behavior of a two-way loudspeaker system
1992
72	5170436	Acoustic speaker system
73	5153915	Speaker filtering circuit and support therefor
74	5129006	Electronic audio signal amplifier and loudspeaker system
75	5129005	Electrodynamic loudspeaker
76	5117459	Ambient imaging loudspeaker system
77	5111508	Audio system for vehicular application
1991
78	5018206	Network mounting device for coaxial type speaker
79	4991221	Active speaker system and components therefor
1990
80	4905284	Audio system for vehicular applications
81	4897879	Multi-way loudspeaker system
1989
82	4888811	Loudspeaker device
83	4885782	Single and double symmetric loudspeaker driver configurations
1988
84	4771466	Multidriver loudspeaker apparatus with improved crossover filter circuits
85	4769848	Electroacoustic network
1986
86	4597100	Ultra high resolution loudspeaker system
87	4593405	Loudspeaker system with combination crossover and equalizer
88	4589135	Zero phase shift filtering
1985
89	4504704	Loudspeaker system
90	4503554	Stereophonic balance control system
91	4503553	Loudspeaker system
1984
92	4430527	Loudspeaker crossover delay equalization
1983
93	4421949	Electroacoustic network
94	4410063	Loudspeaker system
95	4403112	Phase shift low frequency loudspeaker system
96	4394656	Sound display apparatus having separation control
97	4387352	Transducer array crossover network
1982
98	4315102	Speaker cross-over networks
1981
99	4295006	Speaker system
100	4282402	Design of crossover network for high fidelity speaker system
101	4243840	Loudspeaker system
1980
102	4237340	Crossover network for optimizing efficiency and improving response of loudspeaker system
103	4229619	Method and apparatus for driving a multi way speaker system
104	4204092	Audio image recovery system
105	4198540	Compensated crossover network
106	4181819	Unitary panel multiple frequency range speaker system
1979
107	4138594	Small dimension low frequency folded exponential horn loudspeaker with unitary sound path and loudspeaker system including same
108	4137510	Frequency band dividing filter
1978
109	4100371	Loudspeaker system with phase difference compensation
1977
110	4037051	Flat baffle speaker system having improved crossover
111	4031321	Loudspeaker systems
112	4015089	Linear phase response multi-way speaker system
1976
113	3984635	Low range loudspeaker system
© 2017, ПАТ-Инфо, В.И. Карнышев Дата формирования списка: 03.04.2017