47 results about "Phonation" patented technology

The invention provides a testing device and an audio automatic testing system and method for a mobile terminal. The testing device includes a soundproof box used for providing a testing environment for the mobile terminal; an acoustic simulating device used for simulating the auditory senses of the human ears and a phonation effect of a human mouth; and a testing clamp used for fixing the mobile terminal and the acoustic simulating device. The acoustic simulating device is fixed on the testing clamp. The testing clamp is fixed in the soundproof box. Through adoption of the testing device, and the audio acoustic testing system and the method for the mobile terminal, a rapid quantizing test can be performed on the mobile terminal efficiently and human factors can be eliminated so that test accuracy is improved and manpower cost is reduced.

The invention relates to an idiodynamic system suitable for a patient who is in intensive care or has the disabled limbs. The idiodynamic system comprises an electroencephalogram collection device, an execution computer, a monitoring computer and various execution and caution devices. According to the idiodynamic system suitable for the patient who is in intensive care or has the disabled limbs, data transmission is carried out between the electroencephalogram collection device and the computers through a Bluetooth device, collected data are analyzed and processed, and therefore the functions of selection and execution are determined through blinking and attention. The idiodynamic system suitable for the patient who is in intensive care or has the disabled limbs has the advantages that as for the patient who is conscious but has problems in the limbs and the trunk or phonation, the electroencephalogram collection device is arranged, and therefore the patient can obtain better services and have methods to express requirements of himself, the accompanying and attending workload of medical workers can be relieved, and medical treatment efficiency is greatly improved; meanwhile, through the execution computer, the patient can autonomously control some devices and make contact with relatives and friends in the outside world through the website.

The present invention relates to a high efficiency complete modulation pneumatic loudspeaker comprising air source, phonation larynx, loudspeaker, sound signal source and power amplifier; the airflow is generated by the air source and enters into the loudspeaker to radiate sound outwards after modulating by the modulating valve in the phonation larynx; the present invention is characterized in that, the output end of the sound signal source is connected with a removing enveloped processing apparatus, and then orderly connected with the power amplifier and the electrical part of the modulating valve; when the sound signal source outputs zero signal, the ventilation of the modulating valve is zero. The present invention has the following technical effects of greatly reducing the airflow waste, improving the rate of multipurpose utilization of airflow energy and improving comprehensive air-sound converting ratio; the present invention is specially suitable for sound playing and is able to obtain greater sound power output.

The invention provides a method for detecting phonation style in dynamic communication environments and making software control decisions based on phonation styles enabling an audio message to be classified based on the phonation style such as, but not limited to: normal phonation, whispered phonation, softly spoken speech phonation, high-level phonation, babble phonation, and non-voice sounds. The purpose of the invention is to introduce the phonation style as a way to control computer software.

Provided is a voice identification method, which is based on word3-gram and contet-dependent HMM. The voice identification method comprises two parts: training and identification. The training part is a process of HMM modeling. The voice identification includes two solutions: building corresponding acoustic models for non phonetic phenomena and phonation deformation, or building a grammar network which describes the inherent randomness of a spoken language or a statistical language model. The method of voice acquisition is real-time acquisition, that is, voices are acquired in real time and the acquired voices are transmitted for cache in real time. According to the voice identification method, a voice library is independently established on the basis of existing function modules and application methods, and instant voice identification can be realized. The voice identification method not only has a high English identification rate, but also is world-leading in the Japanese identification rate, and enjoys internationally leading status especially in the newly started Japanese voice identification market. The technical framework adopted in the voice identification technology can be completely expanded to Chinese identification and even other languages including the Chinese language.

The invention provides a continuous rapid human voice source positioning method used for an embedded platform. After ADC sampling is carried out by the embedded platform during phonation of a human, human voice digitalized threshold determining is carried out, and when a voice signal is greater than a threshold, algorithm operational data is acquired. The sampling of the various channels of the acquired is carried out, and calculation of time-delay between each two microphones is carried out. When the calculation of the time delay between each two microphones is completed, an asymptotic line equation of a hyperbola is used to estimate a direction angle. The direction angles are calculated according to the above mentioned time-delay calculation, and a final direction angle is estimated by adopting a centroid method. By adopting the continuous rapid human voice source positioning method, the number of the acquired voice signals is reduced under a condition of guaranteeing the positioning precision, and large-scale traversal calculation is prevented during the calculation of the time delay between each two microphones and the final direction angle, and therefore CPU resources are saved, and the real-time performance and the continuity of the voice source positioning angle acquisition are guaranteed.

The invention discloses a biological throat phonation simulator which comprises a base. A tensioning component is fixed to the base and connected with a simulation component used for simulating throat phonation. The lower end of the simulation component is fixed to the base. The tail end of the simulation component is connected with an approaching component. A rotating component driving the simulation component to move is arranged at the connection position between the simulation component and the approaching component, so that opening and closing of vocal cords are simulated. The lower portion of a simulated throat can be connected with gas with controllable pressure, and the upper portion of the simulated throat can be connected with the pharyngeal portion, the mouth cavity and the like. The biological throat phonation simulator has the advantages of being convenient to install, compact in structure, capable of achieving various kinds of motion control over the throat vocal cords, high in control precision and the like.

A technology for generate sound by attaching vibrator to generator board and combine soft surface features that that vibrator is attached to generator board, A technology for combine soft surface phonation with that vibrator attached to the generate board comprises a phonation board, Soft surface, vibrator, Wire and controller, the sound generating plate is thermally pressed onto a soft surface, Avibrator is affixed to the sound board, the vibrator is connected with the controller through a wire, The sounding plate is a plane thin plate, the material of the sounding plate is a acrylic plate,a carbon fiber plate or a honeycomb plate, the vibrator is an annular electromagnetic exciter, the sounding device of the annular electromagnetic exciter is close to the sounding plate, the controllercontrols the vibration of the sounding device of the annular electromagnetic exciter, the sounding device drives the sounding plate to vibrate, and the sounding plate resonates with the soft surfaceto produce sound. By the method, the invention has simple structure, thin thickness of the vibrator and wide application range; The vibrator can produce different sound quality by resonance with softsurface of different material through the sound producing board. Ability to select music to play and adjust volume.

The invention aims to improve voice expression clarity of a robot and provides an intelligent robot capable of denoising. The intelligent robot comprises a storage device, a power switch, a communication module, a phonating device, a detecting device and an active denoising module, wherein the detecting device comprises a plurality of detecting units, the active denoising module is arranged close to the phonating device and comprises a control unit, a noise acquiring unit, a noise classifying unit, a switch matrix, an envelope analyzing unit, an envelope processing unit, a first reversed-phase spectrum generating unit, a noise spectrum generating unit, a noise spectrum processing unit, a second reversed-phase spectrum generating unit and a denoising output unit. The intelligent robot capable of denoising has the advantage that phonation clarity in a noisy environment can be improved.

The present inventions discloses a combination of a book and a voice phonation apparatus comprising a book having a plurality of pages, at least one of which is carrying a plurality of printed words and a plurality of codes associated with said words, said printed words being divided into a plurality of segments; and a voice phonation apparatus forming an integral part of said book and comprising (i) a housing with a plurality of switches and a plurality of keys, (ii) a voice output unit, and (iii) a control unit having a memory for storing data representing spoken words and connected to said switches, said keys, and said voice output unit; wherein said control unit is capable of assuming a plurality of operational modes and carrying out at least the following steps: (i) receiving said codes inputted via said keys into said control unit; (ii) causing the control unit to extract said data representing spoken word(s) associated with said codes from said memory; and (iii) causing the voice output unit to audibly reproduce said spoken word(s). The combination of a book and a voice phonation apparatus adopts code key-press input and search method free from text input, providing the advantages of quick search, simple configuration, low cost, and convenient to operation. It can be used widely for the learning and communication of words, phrases, articles, and songs of various national languages, so as to improve the language learning of various nations and drive the harmonic cooperation of the international community.

A voice map using stealth encoding to control phonation includes paper map, stealth encoding identified phonation machine and electronic storage card. On the surface of paper map, a network layer of stealth encode is printed that can be identified by the stealth encoding identified phonation machine and give sound by the machine, and the voice map is printed different stealth codes with different location. The electronic storage card in the machine is stored voice message corresponding to stealth codes of different locations in voice map.

The invention relates to a vocal cord vibration phonation efficiency measuring system. The phonation efficiency can quickly reflect the differences between the normal condition and pathological condition. The invention comprises the sensor module, signal pre-processing module, AD converter, central control module, keyboard input and the LED display module, single chip module and PC interaction module, software processing module. The sensor module comprises the sound pressure, air flow sensor and sound level meter which is the microphone; the outputs of the sound pressure sensor, gas flow sensor and microphone are connected to the input of the signal pre-processing module. The output of the signal pre-processing module is connected to the input of the AD converter. The output of the AD converter is connected to the signal input of the central control module. The keyboard input and the LED display are also connected to the signal input of the central control module; the signal output of the central control module is connected to the single chip and the PC interaction module. The output of the single chip and the PC interaction module are connected to the software processing module.

The invention discloses a sound multi-language guidance method. The method comprises the steps of: reading a language code; reading a statement code; acquiring a statement of a needed language according to the language code and the statement code which are read; and performing audio conversion on the acquired statement, converting the statement into a sound signal, and sending the sound signal. In the method, the needed language is selected by reading the language code, the needed statement is obtained by reading the statement code, the statement of the needed language is finally obtained for multi-language phonation to prompt users and guide the behavior of people who come from different countries to ensure that the people realize better understanding and communication in other language environments, the inconvenience caused by language barrier is eliminated, and the adaptability and work efficiency in other language environments are greatly improved.

The invention discloses a photo-acoustic conversion method for bar code information and a reader thereof. In the method, a bar code information base is constructed according to the phonation of speeches, and each speech with the same tone is provided with a bar code; a speech base is constructed, and corresponding relationships are constructed between each speech in the speech base and the bar code; in a recognition method for information carriers using the bar codes, an optical scanning way is adopted for scanning and transmitting the bar codes, corresponding speech positions are searched according to a processed structure, the speeches in the speech base are used, and a playing device is used for converting speech data into sound signals; the processing are successively implemented on the scanned bar codes to realize the photo-acoustic conversion of the bar code information. The reader comprises an optical scanning and preprocessing component, a register, a data distributer, a memory and a speech processor. The coding information of the bar codes is converted into audible sound information by the invention, and the functions of the bar codes are expanded.

The invention belongs to the technical field of children toys, particularly discloses a novel toy built-in plastic sheet sounder. The disadvantages that the existing plastic sounder is generally builtinto the airflow opening of atoy,with the use of the plastic toy, elasticity of the plastic gradually decreases, the sounder is easily detached from the airflow opening and enters the inside of the toy or is lost, and consequently, the phonation function is disabled are targeted. According tothetechnical scheme, thenovel toy built-in plastic sheet soundercomprisesa sounder body, a plurality of mounting blocks are fixedly mounted on both sides of the sounder body, adjusting blocks located above the mounting blocks are movable connected to the sounder body in a sleeving mode, and mounting grooves are formed in the side, away from the sounder body, of the mounting blocks. The novel toy built-in plastic sheet sounder is structurally simple, when the sounder body is placed in the airflow opening of the plastic toy, the distance between a top plate and the sounder body can be adjusted only by rotating the adjusting blocks so as to achieve an interference fit with the airflow opening, the purposes of preventing loosening and falling off are achieved, adjustment is convenient, and the using need is met.

The present invention discloses a deaf-mute auxiliary phonation system and a phonation method thereof, the system comprising a deaf-mute auxiliary phonation device and a mobile terminal. The deaf-muteauxiliary phonation device comprises a body. The body comprises a first receiving portion and a second receiving portion. The first side of the first receiving portion is provided with a first abutting portion. The first side of the second receiving portion is provided with a second abutting portion. The surface of the first abutting portion is provided with a first button. The surface of the second abutting portion is provided with a second button. The back surface of the first receiving portion is provided with four third buttons arranged along an arc line. The back surface of the secondreceiving portion is provided with four fourth buttons arranged along an arc line. A control chip is disposed in the second receiving portion. The control method is applied to the deaf-mute auxiliaryphonation system. The deaf-mute auxiliary phonation system not only can convert an analog button signal into a voice signal to be output, but also can increase the communication efficiency of the deaf-mute by the deaf-mute auxiliary phonation device, and realizes constant-speed phonation, so that the deaf-mute can communicate with others.

The present invention relates to an artificial larynx speaking device for laryngect, and is mainly characterized by that its breathing cover is firm-connected with echo amplifier, the lower end of echo amplifier is firm-connected with sound duct, the sound duct is mounted on the upper end of phonation pivot, and the lower end of the phonation pivit is firm-connected with voice frequency dust, andcommunicated with it, the vocal cord is fixedly mounted on the cylinder positioned in lower end of said pivot, and the length of said vocal cord is 10-30 mm width is 3-15 mm and thickness is 0.5-3 mm. The form of phonation pivot is made into the form of tapered cylinder, and the echo amplifier also is made into the form of tapered cylinder.