Abstract: A method of decreasing the effect of an interference sound is disclosed and includes the following the steps: receiving an input sound by a first microphone and a second microphone to respectively acquire a first sound signal and a second sound signal; determining and acquiring a plurality of sound source position data according to a phase difference between a plurality of sound frames of at least one position low-frequency sound signal of the first sound signal and a plurality of sound frames of at least one position low-frequency sound signal of the second sound signal; determining a probability that a main direction of the input sound is in accordance with a target orientation according to each of the sound source position data; and adjusting, according to the probability, the sound volume of low-frequency sound signals of the first sound signal and the second sound signal being outputted.

Abstract: A method for decoupling an angular velocity in a transfer alignment process under a dynamic deformation includes: (1) generating, by a trajectory generator, information about an attitude, a velocity, and a position of a main inertial navigation system and an output of an inertial device, and simulating a bending deformation angle {right arrow over (?)} between the main inertial navigation system and a slave inertial navigation system and a bending deformation angular velocity {right arrow over (?)}? by using second-order Markov; (2) decomposing the dynamic deformation into a vibration deformation and a bending deformation, and establishing an angular velocity model under the dynamic deformation of a wing; (3) deducing an error angle ?{right arrow over (?)} between the main inertial navigation system and the slave inertial navigation system; and (4) deducing an expression ?{right arrow over (?)} of a coupling error angular velocity, and applying that to an angular velocity matching process of transfer alignmen

Abstract: An integrated circuit includes an array of write assist circuits electrically connected to a memory cell array. Each write assist circuit is configured to set an operating voltage of a corresponding memory cell. Each write assist circuit is configured to receive at least a first control signal, and generate an output signal at least in response to the first control signal. The output signal controlling the operating voltage of the corresponding memory cell. Each write assist circuit includes a programmable voltage tuner. The programmable voltage tuner includes a first P-type transistor and a second P-type transistor coupled to the first P-type transistor. A first terminal of the first P-type transistor is configured as a first input node to receive a first select control signal. A first terminal of the second P-type transistor is configured as a second input node to receive a second select control signal.

Abstract: A switch, keyboard and associated methods are provided. In one implementation, the switch includes a housing having a protruding portion configured to be received in an aperture formed on a substrate, a plunger operable to move with respect to the housing, a first contact member located in the housing, and a second contact member extending from the protruding portion of the housing. The second contact member is operable to, based at least in part on the plunger being moved in a first direction, deform to a predefined extent to electrically contact the first contact member. The switch provides a low profile appearance but not compromising the smooth and quickly responsive striking motion for a mechanical switch, such that a clean design can be provided while the input experience and durability are maintained. A keyboard is also provided.

Abstract: An electronic device and an equalizer adjustment method thereof for adjusting gain settings of an equalizer according to the volume of the output signal are disclosed. The method includes the steps of: setting a volume gain value table including a plurality of volume values through a gain value setting module, which are a first volume value to an Nth volume value with volume incrementally increasing, each of the plurality of volume values including a set of correction parameters which including a plurality of compensation gain values corresponding to a plurality of target frequencies, respectively; storing the volume gain value table in a storage module; obtaining a volume of the output signal; loading the volume gain value table according to the volume of the output signal to obtain the corresponding set of correction parameters; and adjusting gain value settings of an equalizer for different frequencies of sound.

Abstract: A method for eliminating sound is disclosed. The method is applied to an electronic device capable of connecting with a sound playback device and includes a microphone. The method includes the following steps of: receiving a previous input sound via the microphone to generate a previous input sound signal; transmitting the previous input sound signal to the sound playback device; receiving a current input sound via the microphone to generate a current input sound signal; filtering the current input sound signal by removing the previous input sound from the current input sound signal; playing the filtered current input sound signal.

Abstract: A backlight module including a light guide plate, a light source, an optical film, a first prism sheet and a second prism sheet is provided. The light guide plate has a light incident surface and a light emitting surface. The light source is disposed on a side of the light incident surface. The optical film is overlapped with the light emitting surface and includes a substrate, a plurality of optical microstructures and a first diffusion structure layer. The optical microstructures are disposed on a light incident side of the substrate. An extending direction of the optical microstructures intersects with the light incident surface. The first diffusion structure layer is disposed on a light emitting side of the substrate and is overlapped with the optical microstructures. The first prism sheet and the second prism sheet are overlapped with the optical film and are positioned on the light emitting side.

Abstract: A sound adjustment method includes the following steps: obtaining a sound signal including frequency bands with a corresponding original sound pressure level value; converting the original sound pressure level value of each frequency band into a corresponding loudness level value; adjusting each loudness level value by a preset loudness level value to obtain an adjusted loudness level value of each frequency band; converting each adjusted loudness level value into a corresponding adjusted sound pressure level value; calculating a target sound pressure level value of each frequency band according to the original sound pressure level of each frequency band and each adjusted sound pressure level value; adjusting the original sound pressure level value of each frequency band by each target sound pressure level value to obtain an adjusted sound signal; outputting the adjusted sound signal.

Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes an immovable part, a movable part, a driving assembly, and a sensing assembly. The movable part is connected to an optical element including an optical axis. The movable part is movable relative to the immovable part. The driving assembly drives the movable part to move relative to the immovable part. The sensing assembly senses the movement of the movable part relative to the immovable part.

Abstract: A method of generating sounds for reducing an effect of tinnitus is disclosed. The method includes the following steps: acquiring a sound frequency of a tinnitus sound of a user, and playing a plurality of pure tones within a frequency range during a playback time, wherein the plurality of pure tones include a plurality of first pure tones and a plurality of second pure tones; the plurality of first pure tones and the sound frequency are located at a first frequency area, and the plurality of second pure tones are located at a second frequency area; the first frequency area covers X Hz, where 100?X?12000, the second frequency area covers the remaining portion of the frequency range excluding the first frequency area, and the plurality of first pure tones accounts for M % of the plurality of pure tones, where 50<M?90.

Abstract: A solar power system may comprise a solar panel set, a controller, a lithium battery set, and at least a DC load. The controller has a control unit built therein to control a double-contact relay, a single-contact relay, and a transformer. The rated voltage of the solar panel set is higher than the rated voltage of the lithium battery set between 115% and 130%. When the actual voltage of the solar panel set is lower than 115% of the rated voltage of the lithium battery set, the solar panel set is configured to low-loss charge the lithium battery set under the low illumination condition. When the actual voltage of the solar panel set is higher than 115% of the rated voltage of the lithium battery set, the solar panel set under the high illumination condition is adapted to have voltage-drop through the transformer and high-efficiently charge the lithium battery set.

Abstract: A method for eliminating sound is disclosed. The method is applied to an electronic device capable of connecting with a sound playback device and includes a microphone. The method includes the following steps of: receiving a first input sound via the microphone to acquire a first input sound signal; recording the first input sound signal and transmitting the first input sound signal to the sound playback device; receiving a second input sound from the sound playback device to acquire a second input sound signal, wherein the second input sound is generated by the sound playback device according to the first input sound signal; determining a difference in generation times between the first input sound signal and the second input sound signal; and filtering the second input sound signal according to the difference in generation times and the first input sound signal.

Abstract: An electronic device and an equalizer adjustment method thereof are disclosed. The method comprises the steps of: storing a list of age gain values, the list of age gain values comprising a plurality of age segments, respectively increasing from the first age segment to the Nth age segment, each of the age segments comprising a group correcting parameters, the group correcting parameters including a plurality of compensation gain values respectively corresponding to a plurality of target frequency, and the compensation gain values in the same target frequency are increased as N increases; obtaining an age data of an user; obtaining the target age segment, wherein the target age segment is one of the age segments; obtaining the group correction parameter corresponding to the target age segment; and adjusting a gain value setting of the equalizer to sound at different frequencies according to the group correction parameter.

Abstract: Disclosed is a touch control device having a substrate, a first touch-sensing electrode layer, a second touch-sensing electrode layer, a first insulating layer, a second insulating layer, and a circuit layer. The substrate includes a first region and a second region. The first and second touch-sensing electrode layers are located in the first region. The first insulating layer is located between the first and second touch-sensing electrode layers. The second insulating layer is disposed on the first insulating layer and the second touch-sensing electrode layer. The first region and a portion of the second region are covered by the second insulating layer. The circuit layer is located in the second region and has a first portion and a second portion. The first portion is in direct contact with the substrate. The second portion partially covers the first or the second touch-sensing electrode layer to form a contact area.

Abstract: A sound playback device and a noise reducing method thereof are disclosed. The method comprises the steps of: receiving an input sound signal, wherein the input sound signal includes a noise; performing a first denoising processing procedure to the input sound signal to obtain a first processing sound signal; performing a noise analysis procedure to the input sound signal to generate an analysis result; performing a second denoising processing procedure to the first processing sound signal to obtain a second processing sound signal according to the analysis result so as to reduce the noise; and outputting the second processing sound signal.

Abstract: A touch display device includes a first substrate, a touch electrode, a dummy electrode, a first dielectric layer and an electrostatic discharge layer. The touch electrode is disposed on the first substrate; the touch electrode includes a driving electrode and a sensing electrode, wherein the driving electrode is disposed adjacent to the sensing electrode. The dummy electrode is disposed on the first substrate and adjacent to at least one of the driving electrode and the sensing electrode, and two of the dummy electrode, the driving electrode and the sensing electrode are separated from each other. The first dielectric layer is disposed on the touch electrode and the dummy electrode, and the first dielectric layer has at least one first through hole disposed corresponding to the dummy electrode. The electrostatic discharge layer is disposed on the first dielectric layer and contacts with the dummy electrode through the first through hole.

Abstract: A sound playback system and an output sound adjusting method thereof are disclosed. The method includes the follow steps: obtaining an input sound signal and knowing an average input volume of the input sound signal; detecting an ambient noise, and analyzing an average noise volume and a noise frequency hand of the ambient noise; determining whether the average noise volume of the ambient noise is louder than the average input volume; if yes, adjusting a specific frequency band of the input sound signal to increase a first gain value to form an output sound signal, wherein the specific frequency band and the noise frequency band of the ambient noise belongs to the same frequency band or different frequency bands; and playing the output sound signal.

Abstract: An integrated circuit includes an array of write assist circuits electrically connected to a memory cell array. Each write assist circuit is configured to set an operating voltage of a corresponding memory cell. Each write assist circuit is configured to receive at least a first control signal, and generate an output signal at least in response to the first control signal. The output signal controlling the operating voltage of the corresponding memory cell. Each write assist circuit includes a programmable voltage tuner. The programmable voltage tuner includes a first P-type transistor and a second P-type transistor coupled to the first P-type transistor. A first terminal of the first P-type transistor is configured as a first input node to receive a first select control signal. A first terminal of the second P-type transistor is configured as a second input node to receive a second select control signal.

Abstract: A voice processing method, a voice communication device, and a computer program product thereof are disclosed. The method comprises the steps of: receiving a transmitting voice signal from a receiver end communication device; determining a frequency range of the transmitting voice signal; receiving an original voice signal from a first user; processing the original voice signal to a processed voice signal, wherein the processed voice signal is generated based on the frequency range of the transmitting voice signal; and outputting the processed voice signal to the receiver end communication device.