Patents
Sitemap › H04 - Electric communication technique › H04R - Loudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers; Deaf-aid sets; Public address systems › H04R 1 - Details of transducers
Patents for H04R 1 - Details of transducers (42,173)
05/2014
05/27/2014US8737671 Light bulb loudspeaker and sound system
05/27/2014US8737669 Earpiece passive noise attenuating
05/27/2014US8737665 Negative pressure earphone
05/27/2014US8737663 Acoustic energy transducer
05/27/2014US8737662 Noise mitigating microphone attachment
05/27/2014US8737661 Narrow directional condenser microphone
05/27/2014US8737660 Electric horn
05/27/2014US8737635 Diaphonic acoustic transduction coupler and ear bud
05/27/2014CA2748252C Piezoelectric speaker, piezoelectric audio device employing piezoelectric speaker, and sensor with alert device attached
05/22/2014WO2014077927A2 Transmitter with improved sensitivity and shielding
05/22/2014WO2014077234A1 Sound system and electronic equipment
05/22/2014WO2014076885A1 Loudspeaker and electronic device and mobile device using same
05/22/2014WO2014076144A1 Assembly and method for automatically playing a strummed stringed musical instrument
05/22/2014WO2014075335A1 Bracket with sound boxes for tablet electronic device
05/22/2014WO2014075243A1 Bluetooth earphone circuit
05/22/2014WO2014043317A4 Amplifier stand
05/22/2014US20140140568 Earphone easily facilitating the tying and untying of an earphone wire
05/22/2014US20140140567 Monitoring apparatus and methods for measuring physiological and/or environmental conditions
05/22/2014US20140140566 Open-air earbuds and methods for making the same
05/22/2014US20140140565 In-ear earphone
05/22/2014US20140140564 Earphone
05/22/2014US20140140563 Earphone
05/22/2014US20140140562 Earphone winding structure
05/22/2014US20140140561 System and method for securing headphone transducers using magnets with a protrusion and depression to prevent movement in the securing plane
05/22/2014US20140140560 Systems and methods for using a speaker as a microphone in a mobile device
05/22/2014US20140140559 Compact Low Frequency Audio Transducer
05/22/2014US20140140558 Active protection for acoustic device
05/22/2014US20140140557 Support stand and wireless speaker system for tablet computing device
05/22/2014US20140140556 Covered housing
05/22/2014US20140140544 Earphone
05/22/2014US20140140543 Micro-electroacoustic Device
05/22/2014US20140140534 Electrically Illuminated Flame Simulator
05/22/2014US20140140533 Electronic Device Having Components With Elastomeric Sealing Structures
05/22/2014US20140140529 Earphone
05/22/2014US20140140528 Earphone
05/22/2014US20140140527 Microphone array with rear venting
05/22/2014US20140139615 Audio conferencing system for all-in-one displays
05/22/2014US20140138179 Earbuds and in-ear adapter for earbuds
05/22/2014DE112009002445B4 Hydrophon und Hydrophonanordnung zum Durchführen von stereophonen Unterwasseraufnahmen Hydrophone and hydrophone for performing stereophonic underwater shots
05/22/2014DE102013203334B3 Ventilvorrichtung, Hörgerät und Verfahren Valve device, hearing aids and methods
05/22/2014DE102013112655A1 Kabel mit Audioaufzeichnung und Wiedergabe Cable with audio recording and playback
05/22/2014DE102012111158A1 Asymmetrische Hochfrequenzakustik-Steuervorrichtung mit einstellbarem Winkel Asymmetrical high-frequency acoustic control device with adjustable angle
05/22/2014CA2863226A1 A bracket with sound boxes for a tablet electronic device
05/21/2014EP2733957A1 Helmet communicator system with siren signal detection
05/21/2014EP2733956A2 Methods for wideband receiver and module for a hearing assistance device
05/21/2014EP2732637A1 An acoustical signal generator using two transducers and a reflector with a non-flat contour
05/21/2014EP2732636A2 Method and apparatus for providing content to an earpiece in accordance with a privacy filter and content selection rule
05/21/2014EP2732635A1 Multi-sensory manipulation
05/21/2014CN203608347U 家庭影院装置 Home Cinema Systems
05/21/2014CN203608343U 音乐可视化音响 Music Visualization Audio
05/21/2014CN203608342U 音源播放装置及其系统 Audio playback device and system
05/21/2014CN203608341U 一种有源音箱 An active speaker
05/21/2014CN203608340U 一种基于电视机结构件的喇叭声音导向装置 A television sound speaker structure of the guide means on
05/21/2014CN203608339U 波导管 Waveguide
05/21/2014CN203608338U 一种挂链式通话设备 One kind of lanyards-to-talk devices
05/21/2014CN203608337U 蓝牙耳机 Bluetooth headset
05/21/2014CN203608336U 一种用于耳机的线控装置及耳机 A remote control unit and headphones headphones
05/21/2014CN203608335U 一种用于耳机的线控装置及耳机 A remote control unit and headphones headphones
05/21/2014CN203608334U 耳塞铭牌更换结构 Ear nameplate replacement structure
05/21/2014CN203608333U 可拆卸的头戴式耳机 Detachable headset
05/21/2014CN203608332U 可拆卸模块化耳机结构 Modular detachable headphone structure
05/21/2014CN203608331U 音质可调的耳机结构 Adjustable headphone sound structure
05/21/2014CN203608330U 带自播放系统的头戴式耳机 Since the playback system with headset
05/21/2014CN203608329U 具备外放功能的头戴式耳机 Headset with loud speaker function
05/21/2014CN203608328U 一种蓝牙耳机 Bluetooth headset
05/21/2014CN203608327U 带有声学滤波器的微型受话器的前腔结构 Front cavity structure with micro receiver of acoustic filter
05/21/2014CN203608326U 一种防耳机线打结结构和播放设备 An anti headphone cord knotted structures and play equipment
05/21/2014CN203608325U 入耳式耳机 Ear Headphones
05/21/2014CN203608324U 一种耳塞及一种耳机 One kind and one kind of earbud headphones
05/21/2014CN203608323U 一种阵列话筒 An arrayed microphones
05/21/2014CN203608322U 一种多功能麦克风 A multifunctional microphone
05/21/2014CN203608321U 麦克风录音杆 Microphone pole
05/21/2014CN203608320U 一种音箱显示屏保护罩 Sound box display shield
05/21/2014CN203608319U 一种医疗遥控器用防水喇叭 A medical remote controller waterproof speakers
05/21/2014CN203608318U 一种迷你音响 One kind of mini stereo
05/21/2014CN203607906U 带充电器的无线话筒电路 Wireless microphone circuit with charger
05/21/2014CN1819708B 话筒 Microphone
05/21/2014CN103814586A 指向性扬声器 Directional loudspeaker
05/21/2014CN103814585A 用于模块化点播音频处理、放大及分发的系统和方法 System and method for a modular on-demand audio processing, amplification and distribution
05/21/2014CN103813250A 用于听力装置的体戴式控制设备 Hearing device for body-worn control equipment
05/21/2014CN103813233A 回放装置 Playback device
05/21/2014CN103813232A 一种同轴线性阵列音箱 One kind of coaxial Array Speaker
05/21/2014CN103813231A 一种判断接入信号的方法、智能设备、系统以及插头 A method for judging an access method signal, smart devices, systems and plug
05/21/2014CN103813230A 一种耳机插头按键及生产方法 One kind of headphone plug button and production methods
05/21/2014CN103813229A 具有可旋转扬声器壳体的耳机 A housing having a rotatable speaker headphones
05/21/2014CN103813228A 一种耳机及其激活方法 One kind of headset and activation methods
05/21/2014CN103813227A 一种提高麦克风信噪比的方法及高信噪比的麦克风 Method for improving the microphone method and a high signal to noise ratio SNR of the microphone
05/21/2014CN103813226A 一种电子数字点歌式的便携插卡音箱 An electronic digital song style portable speaker card
05/21/2014CN103813225A 一种照明音箱 A lighting Speaker
05/21/2014CN103813224A 一种伸缩音箱 One kind of retractable speakers
05/21/2014CN103813223A 微型音响的改良结构 Improved structure of miniature stereo
05/21/2014CN103813222A 微型多媒体音响 Mini multimedia audio
05/21/2014CN103813221A 用于椅背悬挂音箱的构架 Seat back frame for hanging speakers
05/21/2014CN103813220A 用于平板电视机悬挂音箱的构架 For flat-panel televisions hanging speakers framework
05/21/2014CN103809679A 电子装置 Electronic devices
05/21/2014CN103809677A 带有防磁泄漏装置的笔记本电脑喇叭 Laptop speakers with magnetically shielded leakage device
05/21/2014CN103807254A 锁定元件、连接装置、两个构件构成的结构及其装配方法 The locking member, the connecting means, the structure and method of assembly of the two members constituting the
05/21/2014CN102438187B 一种通用多功能耳机 A universal multifunctional headphones
05/21/2014CN102356646B 无线麦克风 Wireless Microphone
05/21/2014CN101325822B 旋转式动态录放全息声系统 Rotary dynamic holographic recording and reproducing sound system
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