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Matches 1 - 50 out of 6,214

Document Document Title
WO/2018/010065A1
A condenser MEMS microphone comprises: a substrate (32); a bottom plate (12) placed on the substrate (32); and a top plate (11) placed above the bottom plate (12) and spaced from the bottom plate (12), wherein the top plate (11) is torsi...  
WO/2018/013571A1
An integrated circuit includes a first amplifier and a second amplifier. A first impedance matching circuit is coupled to the first amplifier, a first charge pump, and a single MEMS transducer. A second impedance matching circuit is coup...  
WO/2018/012448A1
A microphone unit having a microphone body built in a housing, the microphone unit detecting a sound entering the inside of the housing from a sound hole in the housing with the microphone body. An optical detector that detects light ent...  
WO/2018/008181A1
The present invention relates to an electrostatic capacitance type sensor manufactured using MEMS technology, and provides a technique which enables a high SN ratio to be obtained, and which enables an increase in resistance to input pre...  
WO/2018/009308A1
A microphone includes a microelectromechanical system (MEMS) die configured to sense an acoustic signal, a base, and a lid. The base has a top surface and a bottom surface. The bottom surface includes a first electrical pad and a second ...  
WO/2018/002595A1
The present application describes MEMS transducer having a membrane and a membrane electrode. The membrane and membrane electrode form a two-layer structure. The membrane electrode is in the form of a lattice of conductive material. The ...  
WO/2018/002566A1
The application describes MEMS transducer structures- comprising a membrane structure having a flexible membrane layer and at least one electrode layer. The electrode layer is spaced from the flexible membrane layer such that at least on...  
WO/2018/002565A1
A MEMS transducer structure comprises a substrate comprising a cavity. A membrane layer is supported relative to the substrate to provide a flexible membrane. A peripheral edge of the cavity defines at least one perimeter region that is ...  
WO/2018/005525A1
Pump systems having electrically conductive membranes are described. In embodiments of the invention, the electrically conductive membranes can be utilized as speakers to produce ultrasonic and audible sounds. The electrically conductive...  
WO/2018/002567A1
The application describes MEMS transducers comprising a flexible membrane supported at a supporting edge relative to a substrate and further comprising one or more unbound edges. The shape of the unbound edge is selected so that the flex...  
WO/2017/220419A1
The microphone and pressure sensor package comprises a carrier (1)with an opening (16),a microphone device (20) including a diaphragm (21) and a perforated back plate (22) arranged above the opening (16), an ASIC device (6),and a cover (...  
WO/2017/207953A1
A wafer for use in fabricating a plurality of individual transducer devices comprises a bracing structure for partitioning the wafer into a plurality of regions, and a plurality of transducer devices fabricated in one or more of the plur...  
WO/2017/206813A1
A MEMS microphone comprises a substrate (110), a lower electrode layer (120), a sacrificial layer (130), a stress layer (140), and an upper electrode layer (150). The substrate (110) is centrally provided with a first opening (111), and ...  
WO/2017/205533A1
A microphone device comprises a microphone die including a first microphone motor and a second microphone motor, an acoustic integrated circuit structured to process signals produced by the first microphone motor and the second microphon...  
WO/2017/195946A1
Disclosed are an electronic device capable of performing a function or an operation according to a voice command inputted through a microphone, and a control method therefor, the device comprising: a voice acquisition microphone for rece...  
WO/2017/196016A1
[Technical field/Problems to be solved] The present invention relates to a device for sensing an inputted sound and converting the same into corresponding light. [Means for solving problems] The present invention comprises: a wideband fi...  
WO/2017/194580A1
A MEMS sensor system and method of operation is provided. The MEMS sensor system comprises a sensor device having a movable member and a sensor circuitry communicatively coupled the sensor device to at least one or more terminals. The se...  
WO/2017/191874A1
The present invention relates to an electronic device and a control method thereof. The electronic device comprises: a microphone for acquiring sound; and a control unit for determining whether the acquired sound is a learned sound and o...  
WO/2017/189932A1
Microelectromechanical systems (MEMS) sensors and related bias voltage techniques are described. Exemplary MEMS sensors, such as exemplary MEMS acoustic sensors or microphones described herein can employ one or more bias voltage generato...  
WO/2017/180858A1
A microelectromechanical system (MEMS) device package for encapsulating a MEMS device a molded package spacer that connects to a conductive lid and to a substrate. The molded package spacer forms either side walls or a divider of the MEM...  
WO/2017/176989A1
A pressure equalizing assembly with a nonporous membrane traversing across an acoustic pathway defined by an opening in a housing. A breathable layer connected to the nonporous membrane may be laterally arranged to the acoustic pathway. ...  
WO/2017/167876A1
In a capacitive MEMS microphone, the pull-in point is determined via variation of the bias voltage, and the current pull-in voltage as well as the corresponding pull-in capacity between the membrane and back electrode is also determined....  
WO/2017/169888A1
This technology relates to an acoustic reproduction device, method, and program, which enable acoustic reproduction with high sound quality and good directive properties at a lower cost. This acoustic reproduction device is provided with...  
WO/2017/168793A1
Provided is a vibration presentation device that adopts an actuator of electrostatic type or piezoelectric type and that is configured differently from the conventional structure. A laminate formed with a first elastic body (20), an actu...  
WO/2017/170215A1
Provided are: a resin composition for acoustic wave probes, which contains a polymer including a structural unit having a siloxane bond and a structural unit having a urea bond; and an acoustic lens, an acoustic wave probe, an acoustic w...  
WO/2017/170456A1
Provided are a pressure sensor and a method for producing the same. The pressure sensor is provided with a silicon substrate 24 having a cavity 23, a diaphragm 21 that comprises metallic glass and is under tensile stress in a range such ...  
WO/2017/167879A1
The invention relates to a MEMS microphone, comprising an ASIC (AS) with a programmable internal memory (IM) and a MEMS sensor (MS). Operating parameters, which correspond to a plurality of defined operating states (M1, M2, M3) for the c...  
WO/2017/170457A1
Provided is a pressure sensor having high-performance characteristics. The pressure sensor 100 is provided with: one or more diaphragms 104; an opposing electrode 105 disposed so as to oppose the diaphragms 104; an input circuit 106a whi...  
WO/2017/157847A1
The present invention concerns a method for calibrating a microphone (1) comprising a transducer element (2) and an ASIC (3) wherein the method comprises the step of calibrating the frequency characteristic of the ASIC (3) such that the ...  
WO/2017/154398A1
The present invention provides a technology with which frequency properties at the time of sound detection can be favorably maintained and damage to a vibrating electrode film can be prevented by suppressing excessive deformation of the ...  
WO/2017/154412A1
Provided is a technology with which damage to a vibrating electrode film can be prevented by suppressing excessive deformation of the vibrating electrode film regardless of the direction in which the vibrating electrode film undergoes de...  
WO/2017/153281A1
The invention relates to an MEMS sensor apparatus (100; 400; 700) having a substrate (101); a membrane device (105; 401; 701) that is clamped to the substrate (101) and that is movable, at least one counter-electrode (108; 704a, 704b) ar...  
WO/2017/153911A1
In some embodiments, the PC-HEMT based microelectronic sensors are used in recording physiological and non-physiological sounds as hypersensitive microphones. Recording the physiological sounds is associated with the S1/S2 heart split ph...  
WO/2017/154414A1
Provided is a technology with which damage to a vibrating electrode film can be prevented by suppressing excessive deformation of the vibrating electrode film regardless of the direction in which the vibrating electrode film undergoes de...  
WO/2017/153363A1
Microphone systems including a MEMS microphone and an electronic controller. The MEMS microphone includes a movable membrane and a backplate. The movable membrane includes a capacitive electrode and a piezoelectric electrode. The capacit...  
WO/2017/151878A1
Ultrasonic transducers that include backplates with a plurality of linear physical features formed on surfaces thereof and vibrator films tensioned in a specified manner for improved transducer performance. An ultrasonic transducer inclu...  
WO/2017/145514A1
An ultrasonic probe which is provided with a substrate 301, a lower electrode 102 that is formed on the substrate 301, a lower insulating film 303 that is formed on the lower electrode 102, an upper insulating film 305 that is formed on ...  
WO/2017/144891A1
This application relates to methods and apparatus for digital microphones. Disclosed is a digital microphone apparatus (300) for outputting a digital output signal (DATA) at a sample rate defined by a received clock signal (CLK). The app...  
WO/2017/144890A1
This application relates to methods and apparatus for digital microphones. Disclosed is a digital microphone apparatus (300) for outputting a digital output signal (DATA) at a sample rate defined by a received clock signal (CLK). The app...  
WO/2017/144257A1
A method (400) of operating a hearing aid system, wherein the sensitivity of an input transducer is reduced in response to a trigger event, whereby clipping due to limited dynamic range of the input transducer can be avoided and wherein ...  
WO/2017/144255A1
A method (300) of operating a hearing aid system (100, 200), wherein the dynamic range of input signal levels is improved by reducing the sensitivity of an input transducer in response to a trigger event while at the same time applying a...  
WO/2017/136763A1
The present disclosure relates generally to microphones and related components. One example micro electro mechanical system (MEMS) motor includes a first diaphragm; a second diaphragm that is disposed in generally parallel relation to th...  
WO/2017/136744A1
The present disclosure generally relates to acoustic assemblies. One acoustic assembly includes a base and a first die disposed on the base. The first die comprises a microelectromechanical system (MEMS) microphone that includes a first ...  
WO/2017/136364A1
A microphone includes a first micro electro mechanical system (MEMS) motor (202), the first MEMS motor (202) including a first diaphragm (204) and a first back plate (206); and a second MEMS motor (222) including a second diaphragm (224)...  
WO/2017/129958A1
The application describes MEMS transducers having a vent structure provided in a flexible membrane of the vent structure The vent structure comprises at least one moveable portion and the vent structure is configured such that, in respon...  
WO/2017/129971A1
A MEMS transducer package (300) comprises a package cover (313) comprising a first bonding region (316) and an integrated circuit die (319) comprising a second bonding region (314) for bonding with the first bonding region of the package...  
WO/2017/129957A1
The application describes MEMS transducers and associated methods of fabrication. The MEMS transducer has a flexible membrane with a vent structure comprising a moveable portion which opens in response to a differential pressure across t...  
WO/2017/122954A1
The present invention relates to a microphone and a microphone manufacturing method, the microphone comprising: a membrane including a driving electrode; and a backplate including a fixed electrode, wherein the two electrodes are mechani...  
WO/2017/102461A1
A MEMS microphone (101) having a backplate (105), a spring (215), and a membrane (103). In one embodiment, the membrane (103) is supported in an approximate center of the membrane via a support (107). The support (107) is connected to th...  
WO/2017/106611A1
A system may include control circuitry for detecting a plosive event associated with a microphone transducer and in response to the plosive event, causing restoration of acoustic sense operation of the microphone transducer and a process...  

Matches 1 - 50 out of 6,214