112 results about "Car audio system" patented technology

A button mounting structure for a car audio system includes a button including a pushing unit having a pushing part which protrudes forward, a locking piece provided above the pushing unit to be spaced apart from the pushing unit by a predetermined interval with first locking recesses provided on both sides of the locking piece, and connecting parts to connect the pushing unit to the locking piece. The structure further includes a front panel having an opening into which the pushing part is inserted, with first locking protrusions provided on opposite sides of the front panel, each of the first locking protrusions comprising an upper thin plate to cover an upper surface of opposite sides of the locking piece, a lower thin plate to cover a lower surface of the opposite sides of the locking piece, and a fitting rib provided between the upper and lower thin plates to engage with an associated first locking recess.

A personalized media service provides, e.g., user customization of radio channel selections, immediate availability of multiple pre-programmed and / or customized channels, the ability to intersperse different types of content including periodically refreshed information content, availability of personal radio functions on devices such as car audio systems, PDAs, smartphones, MP3 players, etc. Available channels include, e.g., pre-programmed channels selected for the user based on an interest profile, user-owned content, user-specified recorded content, etc. An audio user interface facilitates user selection of programming and user purchase of currently played audio material. An overall radio experience is thus provided that combines the customization and flexibility of digital media with the immediacy and ubiquity of radio. Video materials may also be accommodated.

A digital audio file search method and apparatus for digital audio files is provided that allows a user to navigate the audio files by generating speech sounds related to the information of the audio files to facilitate searching and playback. The digital audio file search method and apparatus searches for audio files in a portable digital audio player in combination with an automobile audio system through speech sounds by utilizing text-to-speech processing and by prompting response from a user in response to the generated speech sounds. The text-to-speech technology is utilized to generate the speech sound based on tag-data of the audio files. When hearing the speech sounds, the user gives instruction for searching the files without being distracted from driving the automobile.

A system and method for selecting media. In one embodiment, the media is selected based on a desired relationship measure, a user input, relationship data, and the identity of a media file. In another embodiment, the present method and system is implemented onto portable devices, car audio systems, consumer electronics devices, cellular phones or software programs running on personal computers and any other device capable of reproducing media files.

A submersible, waterproof enclosure for a portable audio device is disclosed. Also disclosed is a removable lid allowing for the inserting and removing of the device from the enclosure. The disclosure further provides a connector system and an audio communication link connecting the housing to a device capable of generating sound, and to a device capable of producing sound while being submerged in an aquatic environment. Also disclosed are headsets containing at least one speaker within a waterproof enclosure. The speakers may be positioned in or near the ear canal, and attached to the ear or to the user's equipment. The headsets may further comprise devices for controlling power and fidelity. The disclosed invention provides an affordable, easy to use and flexible appliance for utilizing an audio device while being submerged into an aquatic environment.

A wireless interface is provided for coupling an audio player having a digital flash memory to an in-car audio system. The interface comprises a holder having a power plug adapted to an in-car cigarette lighter, a restraint for the audio player, and an FM transmitter for broadcasting the audio signal to the usual in-car FM radio. The device permits audio in the flash memory to be played on the in-car system, and provides a convenient means of holding the audio player for touch operation.

An integrated position mapping system and an integrated sonar mapping system both permit recording, storage and playback of audio data. Audio data is provided to the integrated sonar mapping system or the integrated position mapping system so that it may be correlated to position data or echo data. The integrated sonar mapping system includes a sonar transducer for emitting and receiving sonar signals that may be subsequently be processed to provide echo data from objects in the water which reflect sonar signals. The integrated position mapping system includes a position receiver for providing position data. A controller not only processes the data for storage, but also correlates the audio data to echo data or position data. The correlated data may therefore be retrieved for playback of the audio data and display of the position data or echo data.

The present invention relates to an automatic mode converting method between an audio mode and a hands-free mode for a hands-free built-in car audio system of which a car audio function is organically combined with a hands-free function, in which the mode changing is carried out, depending on whether there is a voice signal output from a mobile phone. The automatic mode converting method, wherein the car audio system has a mode converting function conducting mode conversion between a hands-free mode for outputting a received voice signal from a mobile phone and an audio mode for outputting an audio sound source of the car audio system, includes the steps of: deciding whether a DTMF tone signal is input from the mobile phone; if the DTMF tone signal is input from the mobile phone, converting a current mode to the hands-free mode; and if a duration time of a greater level of the received voice signal from the mobile phone than a predetermined reference level lasts longer than a predetermined reference time, automatically converting the current mode to the audio mode.

Automotive audio systems that use directional planar magnetic transducers in a layout or placement configuration to provide direct or reflected audio imaging in stereo or surround sounds for individual passengers of an automotive vehicle with reduced crossed audio interference.

A remote invocation device useful in an automobile interior, by way of which advanced functions of a modern mobile telephone handset (i.e., smartphone) can be invoked and carried out via the in-car audio system. The remote invocation device includes wireless BLUETOOTH circuitry that is pairable with a smartphone via a profile different from that with which the smartphone is paired with the in-car audio system. The device has a button that, when pressed, causes a signal to be transmitted to the smartphone to invoke an advanced function, such as a virtual assistant app. Voice commands to, and audio responses by, the smartphone are communicated via the in-car audio system.

The invention belongs to the field of automobile audio technology and particularly relates to a system and a method for automatically adjusting a sound effect mode of a vehicular audio system in an automobile. In order to solve the problem that through a traditional audio system, a user only can manually adjust different sound effect modes, the system for automatically adjusting the sound effect mode of the vehicular audio system comprises a passenger distribution recognition unit and an audio processing unit, wherein the passenger distribution recognition unit is used for recognizing position distribution information of passengers in the automobile; the audio processing unit can adjust the sound effect mode of the vehicular audio system according to the position distribution information of the passengers in the automobile; and the audio processing unit pre-establishes a corresponding relation between the sound effect mode of the vehicular audio system and the position distribution information of the passengers in the automobile. Through the technical scheme, the sound effect mode of the vehicular audio system is adjusted according to the position distribution information of the passengers in the automobile, the passengers in the automobile can hear an optimal sound effect without the need for manual adjustment by the user, and therefore user experience is greatly improved.

An automobile audio-visual theater system comprising a digital monitor, one or more audio-video media players; a line connecting the video signal of the one or more audio-video media players to the digital monitor; a line connecting the audio signal of the one or more audio-video players to an audio signal splitter having multiple line out signals; and a connection from a line out signal of the audio signal splitter to an automobile's audio system.

Introduction of sounds outside a vehicle is automatically controlled according to a driving state of the vehicle. In a vehicle, a microphone device that collects sounds outside the vehicle and a speaker device that reproduces the collected sounds are installed. When a gear position for the vehicle is a reverse driving position, and until the vehicle reaches a predetermined speed for the first time after a key position in an ignition key switch is switched from an off position to an accessories position or an on position, the collected sounds are reproduced. The collected sounds are transmitted to a car navigation device or a car audio system via wires or wirelessly. When the sounds outside the vehicle are reproduced, sound reproduction in the car navigation device or the car audio system is stopped and the sounds outside the vehicle are reproduced at a set volume.

An amplifier that employs ultracapacitors to accommodate the peak power needs of an electrical system, such as car audio system. The amplifier operates off of a primary power source for average signal power levels and then uses the ultracapacitors when operating at peak power levels. As such, the amplifier can operate off of a primary power supply that supplies less than the peak power required by the amplifier.

A method and device for context sensitive presenting of traffic announcements within a car audio system with navigation and / or telecommunication functionality. The method comprises receiving a traffic announcement, detecting if said output device is currently used for performing output, and in case the output device is used storing said traffic announcement for later output, or in case the output device is not used outputting said traffic announcement through said output device. The device comprises a navigation and / or telecommunication component providing a navigation and / or telecommunication functionality, respectively, a receiver adapted for receiving traffic announcements, at least one output device adapted for outputting navigation output of said navigation component, telecommunication output of said telecommunication component or audio output of said car audio system, a storage component adapted for storing traffic announcements, and a controller connected to said storage component, said receiver and said navigation and / or telecommunication component.

A method is provided for controlling a dynamic range of audio reproduction in an interior of a vehicle. An input audio signal is received by an audio processor. The input audio signal is split into a first and a second processing path. The input audio signal of the second processing path is compressed. A noise-related parameter of the vehicle is characterized. A gain control is applied to the compressed audio signal of the second processing path in response to the noise-related parameter. The compressed and uncompressed audio signals are synchronously recombined. The combined audio signal is reproduced to the interior of the vehicle.

An automotive information system has a main unit including a CPU and component units connected to the main unit through a universal serial BUS (USB), such as a car audio system including a CD-ROM auto-changer, a security control system, and a telephone system. At least one of the USB-connected component device, e.g., the security control system and / or the telephone system, has a detecting unit that detects occurrence of an event such as illegal approach to the automobile or receipt of telephone call. The USB-connected component device also has a start signal transmitting unit that transmits a start signal to the main unit when occurrence of the event is detected by the detecting unit. The main unit has a start signal receiving unit and a power control unit that serves turn on the power supply to the main unit in response to the start signal received by the start signal receiving unit. The main unit also has an inquiring unit which inquires the USB-connected component devices whether these component devices have sent the start signal. The USB-connected component device has an answering unit which answers the inquiry.

An integrated circuit type car audio system can be operated at a general mode or an IC card mode. In the integrated circuit type car audio system, comparator compares a password number stored in the integrated circuit card which is loaded on said system with a reference password number. Mode select section generates a general mode select signal or an integrated circuit card mode signal to select a general mode or an integrated circuit card mode when the stored password number in the integrated circuit card and the reference password number coincide with each other. Controller receives any of the mode select signals selected by the mode select section and generates a mode execute control signal according to the one mode signal selected, and discriminates whether the integrated circuit card is a corresponding card for performing functions of the system based on the comparison result of the comparator. Output circuit outputs information to indicate whether the loaded integrated circuit card is a corresponding card for performing functions of the system according to the discriminating result from the controller. Function circuit executes any mode selected by the mode select section in response to the mode execute control signal generated by the controller. According to the system, car audio functions can selectively be performed at a general mode or an IC card mode according to a user's need.

An equalization method using equal loudness curve, and a sound output apparatus using the same are disclosed. An audio signal is equalized using a standard loudness curve so as to increase a loudness of an audio signal. A sound quality can be significantly enhanced with the enhancement of a sound cleanness and quality when being adapted to a communication apparatus such as a telephone terminal, a transmitter or a repeater. When it is adapted to an audio apparatus such as a MP3, a common audio system, a car audio system, etc., it is possible to enhance a sound cleanness and quality, and a hearing ability. It can be used as a hearing aid.

A docking apparatus for a portable media player may include a tray provided on a front of a center fascia in such a way as to be ejected forwards therefrom, wherein a lower portion of the portable media player is inserted into the tray and the tray supports the portable media player therein, an elastic unit provided on at least one place in the tray, and elastically supporting a lateral surface of the media player coupled to the tray, and a connecting terminal provided in the tray to be electrically connected to an external output terminal of the media player inserted into the tray, and electrically connected to a car audio system.

The preset invention discloses a burglar proof car audio system which can protect the car audio system against theft because a portable MP3 player is attachable and detachable thereto and the car audio system is operated only when the portable MP3 player is mounted thereto, and a control method thereof. The burglar proof car audio system capable of attaching and detaching a portable MP3 player comprises: a portable MP3 player which is supplied with a power from a vehicle and provided with a display unit for displaying a predetermined input data; and a car audio system which has the portable MP3 player integrally mounted thereto, operates by the power supplied upon mounting the portable MP3 player thereto, receives an audio signal input from the MP3 player and outputs the same through a speaker, and shares the display unit.

In a car audio system, a hook part and a projection latches an operation panel with a front bracket and releases the latching of the operation panel when a user operates a lever. A tilt mechanism pulls out the front bracket so that the lower outer edge of the operation panel is pulled out from the state where the operation panel is latched at a standard position with the operation panel latched. The lever is arranged near the panel back face so that the lever cannot be operated by a user when the panel is latched by the front bracket at the standard position, but can be operated by a user when the front bracket is pulled out with the operation panel latched.

The car audio system combining with a MP3 player of the present invention comprises an audio system, a MP3 player, and a connecting interface. The audio system comprises an audio host, a microphone, and a speaker, wherein the audio host has a speaker phone mode. The MP3 player comprises a MP3 module and a wireless earphone module, wherein the MP3 module will establish a bidirectional communication with a mobile phone via the wireless earphone module. The connecting interface will connect the electrical connection between the MP3 module and the audio host. When a call comes into the mobile phone, the MP3 module will enable the audio system to enter the speaker phone mode to make the audio system establish a bidirectional audio communication with the mobile phone.

Introduction of sounds outside a vehicle is automatically controlled according to a driving state of the vehicle. In a vehicle, a microphone device that collects sounds outside the vehicle and a speaker device that reproduces the collected sounds are installed. When a gear position for the vehicle is a reverse driving position, and until the vehicle reaches a predetermined speed for the first time after a key position in an ignition key switch is switched from an off position to an accessories position or an on position, the collected sounds are reproduced. The collected sounds are transmitted to a car navigation device or a car audio system via wires or wirelessly. When the sounds outside the vehicle are reproduced, sound reproduction in the car navigation device or the car audio system is stopped and the sounds outside the vehicle are reproduced at a set volume.

The present invention relates to an automatic mode converting method between an audio mode and a hands-free mode for a hands-free built-in car audio system of which a car audio function is organically combined with a hands-free function, in which the mode changing is carried out, depending on whether there is a voice signal output from a mobile phone. The automatic mode converting method, wherein the car audio system has a mode converting function conducting mode conversion between a hands-free mode for outputting a received voice signal from a mobile phone and an audio mode for outputting an audio sound source of the car audio system, includes the steps of: deciding whether a DTMF tone signal is input from the mobile phone; if the DTMF tone signal is input from the mobile phone, converting a current mode to the hands-free mode; and if a duration time of a greater level of the received voice signal from the mobile phone than a predetermined reference level lasts longer than a predetermined reference time, automatically converting the current mode to the audio mode.

An amplifier that employs ultracapacitors to accommodate the peak power needs of an electrical system, such as car audio system. The amplifier operates off of a primary power source for average signal power levels and then uses the ultracapacitors when operating at peak power levels. As such, the amplifier can operate off of a primary power supply that supplies less than the peak power required by the amplifier.

The present invention provides an audio system for a vehicle, which includes an audio source. The controller modifies the audio signal from the audio source using one of the first and second signal processing operations in response to user input. The first signal processing operation is configured for audio signals heard inside the vehicle, and the second signal processing operation is configured for audio signals listened outside the vehicle. The first plurality of transducers is driven by an audio signal configured for listening in the vehicle by the first signal processing operation. The second plurality of transducers is driven by an audio signal that is configured for listening outside the vehicle by a second signal processing operation.

A car audio system in which the gain, low / high pass filter, etc. controls are located on a separate control unit rather than on an external amplifier. The external amplifier can be mounted e.g. in the trunk, with the control unit being mounted in the dash with the head unit, enabling adjustment of the various settings from the actual listening position. Optionally, the control unit can be removed from its more convenient location and docked directly into the external amplifier, after an acceptable initial set of control settings is achieved.

An apparatus for improving an image in a car audio system, and a control method thereof are provided. The apparatus includes: a first speaker unit for outputting a high band sound from a sound reproduced in the car audio system; a second speaker unit for outputting a middle band sound and a low band sound from the sound reproduced in the car audio system; a first structure for providing a directionality for the low band sound; and a second structure for rotating the first structure correspondingly to a position of a user of the car audio system.