Follow us on Twitter
twitter icon@FreshPatents


Electrical Signal patents

      

This page is updated frequently with new Electrical Signal-related patent applications.




 Tactile vibration drivers for use in audio systems, and methods for operating same patent thumbnailTactile vibration drivers for use in audio systems, and methods for operating same
A tactile vibration driver for use in a headphone includes a support structure, at least one suspension member suspending at least one rigid member relative to the support structure, and a plurality of magnetic members attached to the at least one rigid member and configured to drive oscillating movement of the at least one rigid member and the at least one suspension member so as to produce tactile vibrations during operation of the tactile vibration driver. An audio system includes the tactile vibration driver.
Skullcandy, Inc.


 Memory access system, apparatus, and method patent thumbnailMemory access system, apparatus, and method
A memory access system that includes a data sending apparatus, an optical transmission medium, and a data receiving apparatus. The data sending apparatus includes a signal generator, an optical switch, and an optical modulator.
Huawei Technologies Co., Ltd.


 Imaging apparatus and image sensor including the same patent thumbnailImaging apparatus and image sensor including the same
An image sensor includes a substrate, thin lenses disposed on a first surface of the substrate and configured to concentrate lights incident on the first surface, and light-sensing cells disposed on a second surface of the substrate, the second surface facing the first surface, and the light-sensing cells being configured to sense lights passing through the thin lenses, and generate electrical signals based on the sensed lights. A first thin lens and second thin lens of the thin lenses are configured to concentrate a first light and a second light, respectively, of the incident lights onto the light-sensing cells, the first light having a different wavelength than the second light..
California Institute Of Technology


 Modular electronics patent thumbnailModular electronics
A computing device includes an integrated unit having a plurality of functional components, and an extremely high frequency (ehf) communication unit operatively coupled to the integrated unit. The ehf communication unit includes a transducer configured to transmit and receive ehf electromagnetic signals, and convert between electrical signals and electromagnetic signals.
Keyssa, Inc.


 Apparatus and methods for generating an electromagnetic wave having a wave mode that mitigates interference patent thumbnailApparatus and methods for generating an electromagnetic wave having a wave mode that mitigates interference
Aspects of the subject disclosure may include, receiving an electrical signal, and generating on an outer surface of a transmission medium, according to the electrical signal, electromagnetic waves having a target wave mode. At least a portion of electric fields of the electromagnetic waves has a spatial alignment that reduces a propagation loss of the electromagnetic waves when the electric fields of the electromagnetic waves propagate through a substance disposed on the outer surface of the transmission medium in a direction of propagation of the electromagnetic waves.
At&t Intellectual Property I, L.p.


 Portable and modular energy storage with adjustable waveform characteristics for electric vehicles patent thumbnailPortable and modular energy storage with adjustable waveform characteristics for electric vehicles
A power system using multiple battery packs to generate a defined power output may include a plurality of modular battery packs, each of which may include: a first housing, a plurality of battery cells, a first interface that communicates information, and a second interface that transmits power. The power system may also include a second housing configured to removably receive the plurality of modular battery packs and a waveform generation circuit, and a processing system that is configured to receive the information from the battery packs indicating electrical waveform characteristics for power received from each, to cause the waveform generation circuit to aggregate the power received from the modular battery packs, and to cause the waveform generation circuit to generate an output electrical signal based on stored parameters..

 Charged particle detecting device and charged particle beam system with same patent thumbnailCharged particle detecting device and charged particle beam system with same
A charged particle detecting device is disclosed which includes: a holding structure; a first charged particle detector at the terminal portion of the holding structure, the first charged particle detector being configured to generate a first electrical signal when a first species of charged particles impinges on the first charged particle detector; a second charged particle detector at the terminal portion of the holding structure, the second charged particle detector is configured to generate a second electrical signal when a second species of charged particles impinges on the second charged particle detector; a detector head at the terminal portion of the holding structure, the detector head defining a hollow volume within which a particle entrance surface of the first charged particle detector and a particle entrance surface of the second charged particle detector are arranged; and a first electrode which is transmissive for the first and second species of charged particles covering an entrance opening of the detector head.. .
Carl Zeiss Microscopy, Llc


 Peripheral device, host device, and processing method patent thumbnailPeripheral device, host device, and processing method
There is provided a peripheral device including a multi-pole plug inserted into a jack of a jack device, the jack device including the jack, a conversion unit that converts a physical amount into an electrical signal or converts an electrical signal into a physical amount, a detection unit that detects whether the jack device is a corresponding device capable of handling multiplexed data obtained by multiplexing the electrical signal input and output to and from the conversion unit, a transmission and reception processing unit that transmits or receives the multiplexed data via a predetermined terminal of the multi-pole plug when the jack device is a corresponding device, and a function switching unit that performs assignment of an electrical function of a terminal other than the predetermined terminal of the multi-pole plug.. .
Sony Corporation


 Electronic eyeglasses and methods of manufacturing patent thumbnailElectronic eyeglasses and methods of manufacturing
Disclosed herein are devices and methods for the design and manufacturing of electronic eyeglasses and associated components thereof. Electronic eyeglasses consist of electro-active lenses, receiving electrical signals that turn them on and off from an electronic control module.
Mitsui Chemicals, Inc.


 Sensing module and sensing method patent thumbnailSensing module and sensing method
A sensing module including a sample loading layer, a sensing layer and an optical resonance layer locating between the sample loading layer and the sensing layer is provided. The sample loading layer includes at least a sample loading depression, and the sample loading depression exposes part of the optical resonance layer, and the sample loading depression is adapted to load sample.
Personal Genomics, Inc.


Piezoelectric pressure sensor and process of manufacturing same

A piezoelectric pressure sensor includes a membrane for detecting a pressure profile, a piezoelectric sensor on which polarization charges are produced by the detected pressure profile, an electrode arrangement receiving and transmitting the generated polarization charges as signals via a charge output. The sensor further includes an electrical connecting element and an electrical signal conductor.
Kistler Holding Ag

Vehicle braking systems and methods

A method in which at least one piezoceramic sensor, which converts every mechanical force to which it is subjected into an electrical signal and having a curie temperature higher than 200° c., is solidarized directly onto the surface of a metal support element of a vehicle braking element, which during use faces a vehicle element to be braked. While in contact with such a surface, an electrical circuit is implemented that picks up and eventually processes the electrical signal, the electrical circuit being connected with a connector integrated with the metal support element.
Itt Italia S.r.l.

Control device for confluence flow rate of working device for construction machinery and control method therefor

Disclosed are a control device for confluence flow rate of a working device and a control method therefor, the control device being capable of minutely operating a working device when a flow rate supplied to the working device is merged or blocked. Provided is a control device for confluence flow rate of a working device for construction machinery according to the present invention, the control device comprising: first and second hydraulic pumps and a pilot pump; first and second hydraulic operating levers; first and second working devices operated by operating oil supplied from the first and second hydraulic pumps; a control valve for the first working device, installed on a supply path between the first hydraulic pump and the first working device; a control valve for the second working device, installed on a supply path between the second hydraulic pump and the second working device; a confluence valve installed on the supply path upstream of the control valve for the second working device; a first proportional control valve installed in a pilot line between the pilot pump and the confluence valve; and a controller for calculating, as electrical signals, pilot pressures applied to the control valves for first and second working devices in proportion to the operation amount of the first and second hydraulic operating levers and thus applying the operated electrical signal to the first proportional control valve..
Volvo Construction Equipment Ab

Swallowable capsule and stimulating incretin production within the intestinal tract

Embodiments of the invention provide apparatus and methods for stimulating l cells in the intestinal tract to produce incretins for the treatment of conditions including diabetes and obesity. Many embodiments provide a method and apparatus for the treatment of diabetes by electrically stimulating l-cells to secrete incretins to stimulate or otherwise modulate the production of insulin.
Incube Labs, Llc

Intracardiac pacemaker with sensing extension in pulmonary artery

An implantable medical device having a housing that encloses a pulse generator and a sensing module includes a housing-based cathode electrode electrically coupled to the pulse generator and to the sensing module. A sensing extension extending from the housing proximal end includes an anode electrode electrically coupled to the sensing module for sensing cardiac electrical signals.
Medtronic, Inc.

Ablation catheter

Devices, systems and methods are disclosed for the mapping of electrical signals and the ablation of tissue. Embodiments include an ablation catheter that has an array of ablation elements attached to a deployable carrier assembly.
Medtronic Ablation Frontiers Llc

High dynamic range ultrasound flow imaging system

An ultrasound imaging system includes an ultrasound transducer that receives an echo signal generated in response to an ultrasound signal transmitted by the system interacting with a moving material. Receive circuitry processes the echo signal and produces an electrical signal indicative thereof.
B-k Medical Aps

Biosignal measurement with electrodes

A biosignal measurement apparatus capable of measuring a user's biosignal in real time is provided, including a plurality of electrodes that are separated from each other and configured to measure a biosignal through contact with a user's body and a sensor that is electrically connected to the electrodes and measures an electrical signal formed in a circuit connected to the electrodes. The electrodes are also configured to be utilized as touch sensors for executing functions in addition to a biosignal measurement function of the biosignal measurement apparatus, and the biosignal measurement apparatus is configured to execute a different function according to whether the user's body has touched the electrodes and a period of time during which the user's body touches the electrodes..
Huinno Co., Ltd.

Devices and methods for a high performance electromagnetic speaker based on monolayers

A device is provided that comprises a membrane that includes one or more layers of an electrically resistive material. The device also comprises a film disposed along a surface of the membrane to form a coil.
Google Inc.

Sensor network system

A sensor network system that includes a sensor array having a plurality of sensor units that include a plurality of sensor elements, each sensor element configured to generate an electrical signal in response to a chemical environment in the vicinity of the sensor unit. The set of electrical signals generated by the sensor elements of the sensor unit represents a measured signature of the environment in the vicinity of the sensor unit.
Palo Alto Research Center Incorporated

Polarisation-independent coherent optical receiver

In a coherent optical receiver, a received signal and an oscillator-generated signal, having frequency difference such that the receiver operates under intradyne conditions, are made to beat in a 3×3 optical coupler. A polarising beam-splitter splits one of the signals into components with orthogonal polarisation which are applied to inputs of the coupler, which receives the other of the received or oscillator-generated signal.
Scuola Superiore Di Studi Universitari E Di Perfezionamento Sant'anna

Off-state isolation enhancement for feedback amplifiers

A feedback amplifier having an improved feedback network including two cross coupled switches that isolate the amplifier from extraneous undesired electrical signals present in a system or network when the amplifier is turned off (i.e., in an off-state). The cross coupled switches interconnect two feedback paths of a feedback network to enable out-of-phase differential signals to be summed and effectively canceled.
Bae Systems Information And Electronic Systems Integration Inc.

Brushless dc electrical generator

The present disclosure relates to an apparatus for the generation of a unidirectional electrical signal. The apparatus may include at least one magnet defining a magnetic field, a rotor disc of substantially no magnetic permeability comprising at least one magnetic field interrupter of magnetically permeable material positioned at a first radial distance from a center axis of the rotor disc, the rotor positioned so as to, upon rotation of the rotor disc, cause the at least one interrupter to pass through the magnetic field, and an electrical conductor extending across the magnetic field, whereby as the at least one interrupter passes through the magnetic field, the magnetic field is distorted by the interrupter thereby inducing a unidirectional electric signal in the conductor.

Foreign object detection in wireless energy transfer systems

The disclosure features apparatus, methods, and systems for wireless power transfer that include a power source featuring at least one resonator, a power receiver featuring at least one resonator, a first detector featuring one or more loops of conductive material and configured to generate an electrical signal based on a magnetic field between the power source and the power receiver, a second detector featuring conductive material, and control electronics coupled to the first and second detectors, where during operation, the control electronics are configured to measure the electrical signal of the first detector and compare the measured electrical signal of the first detector to baseline electrical information for the first detector to determine information about whether debris is positioned between the power source and the power receiver.. .
Witricity Corporation

Acoustical electrical receptacles

An electrical receptacle responds to acoustic inputs. A microphone integrated into the electrical receptacle generates electrical signals in response to the acoustic inputs.
At&t Intellectual Property I, L.p.

Electrical connector having ribbed ground plate

An electrical connector includes a dielectric housing, a plurality of electrical signal contacts carried by the dielectric housing, and a ground plate carried by the dielectric housing. The electrical signal contacts are arranged along a first plane, wherein the signal contacts define signal pairs.
Fci Americas Technology Llc

Process module for increasing the response of backside illuminated photosensitive imagers and associated methods

Backside illuminated photosensitive devices and associated methods are provided. In one aspect, for example, a backside-illuminated photosensitive imager device can include a semiconductor substrate having multiple doped regions forming a least one junction, a textured region coupled to the semiconductor substrate and positioned to interact with electromagnetic radiation where the textured region includes surface features sized and positioned to facilitate tuning to a preselected wavelength of light, and a dielectric region positioned between the textured region and the at least one junction.
Sionyx, Llc

Apparatus and detection and notification of acoustic warning signals

The present invention provides for a portable apparatus and method for detection of environmental warning signals. The apparatus having an acoustic input device configured to produce an electrical representation of detected environmental warning signals, an electronic pre-processing unit configured to determine if the electrical representation satisfies a primary set of criteria, an electronic post-processing unit configured to verify if the electrical representation satisfies a secondary set of criteria and a warning indicator configured to transmit an alarm notification.
Picotera Electronics Inc.

Color changing cover

A cover system for an electronic device may include a cover and a set of non-transitory computer instructions. The cover at least partially covers the installed electronic device.
Otter Products, Llc

High-definition pylon-mounted camera assembly with mounting structure

Wired portable or permanent pylon-mounted, single or multiple camera assemblies providing high-definition images, remote video parameter adjustment, real time imaging, lower camera mounting, microphone use, no overheating problems, longer run times, and installation and removal without disturbing field surface. Pylon is molded from high-density, impact resistant foam, integrated with a break-away connect providing for non-destructively breaking and remaking electrical connections.
Admiral Video, Llc

Optical device and mobile device including a plurality of optical devices having different fields of view

An optical device and mobile device including a plurality of optical devices having different fields of view to increase an aberration improvement effect and to realize a higher degree of resolution are disclosed. The optical device includes first to sixth lenses disposed sequentially from an object, and an image sensor configured to convert an image of a subject incident through the first to sixth lenses into an electrical signal, wherein 0.7<ttl/f<1.0.
Samsung Electro-mechanics Co., Ltd.

Laser-based coordinate measuring device and laser-based measuring coordinates

A method for measuring a distance includes modulating the light beam at a first frequency, receiving a second beam by the optical detector to produce a first electrical signal having the first frequency and a first phase; modulating the light beam at a second frequency different than the first frequency; receiving the second beam by the optical detector to produce a second electrical signal having the second frequency and a second. After these steps, the retroreflector is moved while modulating the light beam continuously at the second frequency; and a first distance to the retroreflector is determined based at least in part on a the first and second frequencies and phases..
Faro Technologies, Inc.

Method for precombustion ionization

Technologies are provided for employing an ion flow to control a combustion reaction. A combustion reaction is supported at a burner or fuel source.
Clearsign Combustion Corporation

Fiber optic sensing and control system

An improved flight control system comprising a flight control surface of an aircraft or spacecraft, a first optical fiber having a fiber optic sensor configured to sense a first parameter associated with the flight control surface at a first position and a second fiber optic sensor configured to sense a second parameter associated with the flight control surface at a second location, an interrogator connected to the first optical fiber and configured to convert the sensed parameters from both the first fiber optic sensor and the second fiber optic sensor into an electrical signal, and the interrogator communicating with a flight control computer.. .
Moog Inc.

Liquid ejection head and producing the same

A liquid election head includes a recording element substrate, an electrical wiring substrate configured to supply an electrical signal to the recording element substrate, a plurality of wires electrically connecting a plurality of electrode terminals on the recording element substrate with a plurality of connection. Terminals on the electrical wiring substrate, and a sealant sealing an electrical connection portion.
Canon Kabushiki Kaisha

Method and noninvasive inhibition of deep vein thrombosis

System, device and method for providing neuromuscular electrical stimulation (nmes) to muscles of foot. The device includes an electrical signal generator for producing a wave pattern of variable frequency, duration, intensity, ramp time and on-off cycle.
Stimmed Llc

Methods and neuromodulation

A neuromodulator accurately measures—in real time and over a range of frequencies—the instantaneous phase and amplitude of a natural signal. For example, the natural signal may be an electrical signal produced by neural tissue, or a motion such as a muscle tremor.
Nuvu Llc

Optical pam modulation with dual drive mach zehnder modulators and low complexity electrical signaling

The present invention is directed to data communication system and methods. More specifically, various embodiments of the present invention provide a communication interface that is configured to transfer data at high bandwidth using pam format(s) over optical communication networks.
Inphi Corporation

Apparatus and monitoring optical performance parameter, and optical transmission system

The present invention discloses an apparatus. The apparatus includes: a coherent receiving unit, configured to perform coherent synthesis on a received to-be-detected optical signal and a multi-wavelength local oscillation laser beam, and convert a coherent receiving signal formed by means of the coherent synthesis into an analog electrical signal; a data acquiring unit, configured to acquire the analog electrical signal output by the coherent receiving unit, and convert the analog electrical signal into a digital signal; a power spectrum generation unit, configured to process the digital signal output by the data acquiring unit, to generate a continuous full power spectrum of the to-be-detected optical signal; and an optical performance parameter monitoring unit, configured to monitor, according to the continuous full power spectrum generated by the power spectrum generation unit, an optical performance parameter of a transmission link carrying the to-be-detected optical signal..
Huawei Technologies Co., Ltd.

Optical-electrical interface devices and systems with optical communication pathway redundancy

Electrical-optical interface devices and methods for use in optical communications systems are disclosed. The electrical-optical interface devices are configured to convert electrical signals to optical signals and optical signals to electrical signals, and are configured to connect to external devices.
Corning Optical Communications Llc

Antenna

There is provided an antenna including an antenna element that has a prescribed length and detects a line of electric force, a transmission line that transmits an electrical signal, and a radio wave absorbing and attenuating part that has characteristics to absorb and attenuate a radio wave of a frequency band received by the antenna element and is arranged at least between the antenna element and the transmission line.. .
Sony Corporation

Physical quantity sensor

To provide a physical quantity sensor in which the influence of deformation of a package substrate on the measuring accuracy of a sensor element can be suppressed. A physical quantity sensor includes a sensor element that detects a predetermined physical quantity and outputs an electrical signal, a plurality of lead portions that are connected to the sensor element, and a package substrate that accommodates the sensor element and the plurality of lead portions.
Hitachi, Ltd.

Button structure

A button structure applied in an electronic device includes at least a flexible connector connected to a circuit board of the electronic device and a pressing portion located at a terminal of the at least a flexible connector. When a user presses the pressing portion, the pressing portion applies an acting force on the at least a flexible connector and the at least a flexible connector generates an electrical signal to the circuit board..
Compal Broadband Networks Inc.

Tracer wire product and manufacture of the same

A tracer wire product for use in detection of underground utility line or routes includes: a metallic wire configured to conduct an electrical signal for detection by an aboveground signal detector; a tin coating formed over the metallic wire; a non-fibrous insulating jacket of polyethylene over the tin coating; a hot melt adhesive at least partially over the polyethylene jacket; a high tenacity woven polyester strength element with water blocking fibers being formed over the hot melt adhesive and the polyethylene jacket; and, an abrasion resistant hdpe outer jacket formed over the high tenacity woven polyester strength element to form one of a circular or oval cross-sectional shape. Further, an apparatus and method for manufacturing the tracer wire product includes a source of a substantially flat polyester woven material; a source of a metal wire material; and an elongated forming tool including an input base into which the substantially flat polyester woven material is fed.
Neptco Inc.

Resistive random access memory and writing operation method thereof

The invention provides a resistive random access memory and a writing operation method thereof, and pertains to the technical field of resistive random access memory (reram). The resistive random access memory comprises a writing operation signal generation module which is at least used for generating electrical signal(s) hazing gradually reducing voltages as set operation signals; in a set operation method of the writing operation method, electrical signal(s) hazing gradually reducing voltages are biased, as set operation signals, onto a selected memory unit in the resistive random access memory.
Fudan University

High bandwidth differential lead with device connection

A signal lead structured to be attached to an electrical device that comprises a signal pad, a spring housing, a spring, and a flexible conduit. The spring is carried in the spring housing, and a portion of the spring extends beyond a surface of the spring housing when the spring is unsprung.
Tektronix, Inc.

Infrared sensing devices and methods

An infrared sensor assembly for sensing infrared radiation from an object is disclosed. The infrared sensor assembly comprises a sensor array comprising a plurality of sensing elements, provided on or embedded in a substrate extending in a substrate plane.
Melexis Technologies Nv

Intelligent washer

An intelligent fastener unit for fastening together structural members. The fastener unit includes a fastener with an externally threaded shank, an internally threaded mating member for threaded engagement with the fastener, and an intelligent washer having an rfid tag and an antenna mounted on one surface of a centrally aperture body member, and a pressure sensor mounted on the opposite surface for generating electrical signals representative of the compressive force applied to structural members captured by the fastener, the mating member and the washer.

In-line receiver and transmitter for downhole acoustic telemetry

An in-well type acoustic telemetry system includes an elongate tubular housing, an elongate transmitter in the tubular housing, and a receiver in the tubular housing. The transmitter is adapted to generate an output acoustic signal by linearly fluctuating along a transmitter axis in response to an electrical signal.
Halliburton Energy Services, Inc.

Stimulation of the forno-dorso-commissure (fdc) for seizure suppression and memory improvement

Example apparatus and methods cause activation of target neural tissue through electrical stimulation of a connected white matter tract to reduce the hyper-excitability of the target neural tissue and thus reduce seizures while preserving memory in humans. Example apparatus and methods apply low frequency (e.g., <10 hz) electrical stimulation to the forno-dorso-commissure (fdc), detect an electrical signal generated in an area connected to, innervated by, or that can be activated by the fdc in response to the stimulation, and reconfigure the stimulation based on the detected signal and a desired therapeutic effect.
Case Western Reserve University

Micro speaker

A micro speaker is disclosed. The micro speaker includes a vibration system including a diaphragm and a voice coil for driving the diaphragm, the diaphragm including a conductive dome a suspension surrounding the conductive dome; a magnetic circuit system including a lower plate, a first magnetic part on the lower plate, a second magnetic part on the lower plate, a pole plate attached to the first magnetic part and including a plurality of units, one of the first and second magnetic part being a permanent magnet for forming a magnetic gap; capacitors formed by the conductive dome and the units of the pole plate for outputting electrical signals according to vibrations of the diaphragm and for detecting real-time replacement of the diaphragm..
Aac Technologies Pte. Ltd.

Micro speaker

A micro speaker is disclosed. The micro speaker includes a diaphragm and a voice coil for driving the diaphragm, the diaphragm including a conductive dome and a suspension surrounding the conductive dome; a conductive front cover located adjacent to and keeping a distance from the conductive dome, the conductive front cover including a plurality of units being isolated from each other; and a plurality of capacitors formed by the units of conductive front cover and the conductive dome for outputting electrical signals according to vibrations of the diaphragm and for detecting real-time replacement of the diaphragm..
Aac Technologies Pte. Ltd.,

Micro speaker

A micro speaker is disclosed. The micro speaker includes a diaphragm and a voice coil for driving the diaphragm, the diaphragm including a conductive dome and a suspension surrounding the conductive dome, the conductive dome including a plurality of units being isolated from each other; a conductive front cover located adjacent to and keeping a distance from the conductive dome; and a plurality of capacitors formed by the units of conductive dome and the conductive front cover for outputting electrical signals according to vibrations of the diaphragm and for detecting real-time replacement of the diaphragm..
Aac Technologies Pte. Ltd.

Micro speaker

A micro speaker is disclosed. The micro speaker includes a diaphragm and a voice coil for driving the diaphragm, the diaphragm including a conductive dome and a suspension surrounding the conductive dome, the conductive dome including a plurality of units being isolated from each other; a conductive front cover located adjacent to and keeping a distance from the conductive dome, the conductive front cover including a plurality of units being isolated from each other; and a plurality of capacitors formed by the units of conductive front cover and the units of the conductive dome for outputting electrical signals according to vibrations of the diaphragm and for detecting real-time replacement of the diaphragm..
Aac Technologies Pte. Ltd.

Micro speaker

A micro speaker is disclosed. The micro speaker includes a vibration system including a diaphragm and a voice coil for driving the diaphragm, the diaphragm including a conductive dome and a suspension surrounding the conductive dome; a magnetic circuit system including a lower plate, a first magnetic part on the lower plate, a second magnetic part on the lower plate, a pole plate attached to the first magnetic part, one of the first and second magnetic part being a permanent magnet for forming a magnetic gap.
Aac Technologies Pte. Ltd.

Micro speaker

A micro speaker is disclosed. The micro speaker includes a diaphragm and a voice coil for driving the diaphragm, the diaphragm including a conductive dome a suspension surrounding the conductive dome; a conductive front cover located adjacent to and keeping a distance from the conductive dome; and a capacitor formed by the conductive dome and the conductive front cover for outputting electrical signals according to vibrations of the diaphragm and for detecting real-time replacement of the diaphragm..
Aac Technologies Pte. Ltd.

Micro speaker

A micro speaker is disclosed. The micro speaker includes a vibration system including a diaphragm and a voice coil for driving the diaphragm, the diaphragm including a conductive dome a suspension surrounding the conductive dome; a magnetic circuit system including a lower plate, a first magnetic part on the lower plate, a second magnetic part on the lower plate, a pole plate attached to the first magnetic part, one of the first and second magnetic part being a permanent magnet for forming a magnetic gap; a capacitor formed by the conductive dome and the pole plate for outputting electrical signals according to vibrations of the diaphragm and for detecting real-time replacement of the diaphragm..
Aac Technologies Pte. Ltd.





Follow us on Twitter
twitter icon@FreshPatents

###

This listing is a sample listing of patent applications related to Electrical Signal for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Electrical Signal with additional patents listed. Browse our RSS directory or Search for other possible listings.


1.6757

file did exist - 3018

2 - 1 - 57