DYNAMIC SOUND SYSTEM

Abstract

The invention relates to a dynamic sound system (A) based on amplitude adjustment, as opposed to the existing acoustic vehicle warning system (AVAS) used in electric and hybrid vehicles.

Description

1 TARIFF DYNAMIC SOUND SYSTEM TECHNICAL FIELD The invention derives from the existing acoustic vehicle warning system used in electric and hybrid vehicles. (AVAS) is, in contrast, concerned with amplitude adjustment and sampling-based dynamic sound systems. 5 PREVIOUS TECHNIQUE Electric and hybrid vehicles are very quiet because they do not have internal combustion engines. They work. This silence reduces noise pollution while being safe for pedestrians and other road users. This can pose a potential danger. Therefore, the presence and movement status of vehicles should be monitored. To demonstrate this, the acoustic vehicle warning system (AVAS) has been made mandatory. However, 10 In current acoustic devices, the processing and management of sound signals leads to some problems. It opens. Acoustic devices can generate sound signals instantaneously or store sound signals in memory. It can play files. It allows pedestrians to acoustically sense vehicle location. The amplitude and tone of the sound need to be adjusted according to the speed. The current 15 In these systems, external signal attenuators, amplifiers, or analog amplifiers are used for amplitude adjustments. Additional components such as digital converters are used. These methods incur extra costs and The processor is causing RAM consumption. High sampling frequencies like 44.1 kHz for high-quality audio driving processing. It is used. This also means that the processor's operating frequency, memory and RAM requirements are 20 This creates a disadvantage in terms of cost by increasing real-time audio processing and driving. This requirement may negatively impact the system's performance. Techniques developed using current methods ensure that the sounds produced comply with regulations. Even if it ensures that the sound changes or is updated, it will not be aesthetically pleasing. It may not produce the same effect. This situation negatively impacts the user experience. 25 This can lead to dissatisfaction. 2 Furthermore, the use of external components increases the complexity of the system and the risk of failure. This increases the size and weight of the device. The integration of additional components also increases the size and weight of the device. This leads to design limitations. The complexity of audio driving methods necessitates calibration and adjustment processes. This makes it difficult. Manually adjusting the sound parameters takes up time and labor. 5 This leads to losses, while the lack of automated calibration systems causes flexibility problems. This is the reason. In conclusion, current acoustic vehicle warning systems offer users both cost-effectiveness. Moreover, it falls short in meeting the need for high-quality and aesthetically pleasing sound. This The shortcomings mean that electric and hybrid vehicle users need a more flexible, efficient, and user-friendly experience. an acoustic vehicle warning with innovative and advanced features to provide an experience This has created the need for the system. All the problems mentioned above make innovation in the relevant field imperative. has brought THE PURPOSE OF THE INVENTION 15 The aim of the invention is to make the processor work by using a simple and effective voice driving method. The goal is to minimize their requirements. The invention aims to determine the amplitude and pitch of sound by processing raw sound data stored in memory. Its adjustable feature eliminates the need for circuit elements such as amplifiers. to provide. 20 The purpose of the invention is to update or change the sound by offering easy calibration. In this case, the goal is to adapt to many sounds both in terms of regulation and aesthetics. The goal of the invention is to reduce costs by decreasing processor RAM consumption. The purpose of the invention is to transmit sound to the external environment in a high-quality and aesthetically pleasing manner. to provide. 25 The invention aims to improve vehicle safety by enhancing user experience. The aim of the invention is to increase the energy efficiency of the system. The aim of the invention is to reduce the risk of failure by decreasing system complexity. 3 The aim of the invention is to enable dynamic adjustment of sound parameters. The aim of the invention is to offer a simple and effective solution for different acoustic systems. A BRIEF DESCRIPTION OF THE INVENTION The present invention aims to eliminate the aforementioned problems and provide technical solutions in the relevant field. It is being introduced with the aim of creating an innovation. 5 The invention derives from the existing acoustic vehicle warning system used in electric and hybrid vehicles. (AVAS) is a sampling-based dynamic sound system with amplitude adjustment, unlike other systems. Its feature is that it is the positive terminal of the horn button, which increases the volume and acts as a horn. The positive button, which provides power input to the circuit, is the negative terminal of the horn button, -10, which provides noise reduction and connects to the chassis to complete the circuit. The button, the vehicle battery that powers the system, distributes the 3.3V voltage throughout the system. The first voltage line provides the supply of 5V voltage in the system, the second voltage line provides the distribution of 5V voltage. the line supplies power to the processor with a 3.3V output voltage obtained from its second regulator. The third output line processes data messages received from the vehicle and transmits them to the processor, and The data module, which enables the transfer of data from the processor to the vehicle network, allows the user to 15 The horn button, which enables the horn to work, controls all the functions of the system. and the processor that processes the incoming data, the digital audio signals coming from the processor a digital audio amplifier that amplifies and converts the generated sound to analog audio, The speaker, which enables the playback of analog audio, provides a 5V output, powering the components in the system. The primary regulator, which ensures operation at optimum voltage, provides a 3.3V output, 20 It includes a second regulator that ensures the processor operates at the optimum voltage. It is characterized by... The invention derives from the existing acoustic vehicle warning system used in electric and hybrid vehicles. (AVAS) is a sampling-based dynamic sound system method with amplitude adjustment, unlike other methods. Its characteristic feature is power distribution; voltage flow from the vehicle battery to the first regulator 25 ensuring that the appropriate voltage is supplied to the data transceiver from the first regulator, and to the processor. providing the appropriate voltage from the second regulator, data communication; data coming from the vehicle via the vehicle bus. Gear status, speed information, and scenario information are transmitted to the processor via the data transceiver module. Transmission, processing, and transmission of sound; enabling the creation of sound signals from received data. the processing of data by the processor, the sound generated by the processor 30 the signals are transmitted to the digital audio amplifier, and the signals are amplified in the amplifier. 4 Transmission to speakers, user interaction; plus and minus button terminals, user When triggered by, a signal is sent to the horn button, the horn button, The process involves triggering the production of an audio signal by transmitting a signal to the processor, and includes the necessary steps. It is characterized by... In the preferred configuration of the invention, calculating the frequency factor of the sound system takes 5. Frequency factor calculation block that uses tone slope and vehicle speed data for this purpose. It includes. In the preferred configuration of the invention, engine sound tone data according to speed magnitude. and sequentially read the raw audio data and evaluate the total number of sequences at each speed. The frequency factor that determines the sequence skipping rate of raw audio data according to its value is 10. It includes a calculation block. In the preferred configuration of the invention, the sequence number corresponds to the total number of sequences of the raw audio data. It includes a frequency factor calculation block that enables its calculation. In the preferred configuration of the invention, the amplitude factor of the sound system is calculated. For this purpose, the amplitude calculation method, 0 km / h regulation amplitude, 10 km / h regulation 15 an amplitude using 20 km / h regulation amplitude and maximum speed sound data. It includes a calculation block. In the preferred design of the invention, by choosing either a linear or incremental method, Amplitude calculator that enables the calculation of amplitude values ​​for each magnitude of velocity. It contains the block. 20 In the preferred configuration of the invention, the amplitude value increases with each magnitude of velocity. It contains a calculation block that enables its increase. BRIEF DESCRIPTION OF THE FIGURES Figure 1 shows the block diagram. Figure 2 shows the general software flowchart. 25 Figure 3 shows the software flowchart for the audio playback function. The drawings are not intended to limit the scope of protection defined in the claims. and to interpret the scope defined in those claims, the present invention referring to these in isolation without resorting to the technical explanation in the statement. should not be included. The drawings in question clarify and define the invention. It aims to... EXPLANATION OF REFERENCE NUMBERS IN THE FIGURES A. Dynamic Sound System 5 1. Plus Button 2. Minus Button 3. Battery 31. First voltage line 32. Second voltage line 10 33. Third exit line 4. Data module 5. Horn button 6. Processor 7. Digital audio amplifier 15 8. Speaker 9. First regulator 10. Second regulator DETAILED DESCRIPTION OF THE INVENTION In this detailed description, the subject of the invention, dynamic sound generator (A), is only a better 20% of the subject. To ensure comprehension, it is explained with examples that do not create any limiting effects. The invention develops a new acoustic vehicle warning system for electric and hybrid vehicles. (AVAS) refers to the cost, complexity, processor requirements, and 6 amplitude adjustment developed to eliminate controllability problems It relates to the sampling-based dynamic sound system (A). The invention is a dynamic sound system (A), as shown in Figure 1, with a horn button. Controlled by the plus button (1) with the positive terminal and the minus button (2) with the negative terminal. These buttons enable user interaction, allowing for increasing or decreasing the volume. It makes it possible to reduce it. The invention consists of a vehicle battery (3) module that powers the system, as shown in Figure 1. The system starts via the vehicle battery (3), first regulator (9) and second regulator (10). It provides the required voltages. First voltage line (31) and second voltage line (32) The voltages distributed across the system support the optimal operation of the system components. 10 The invention is a data receiver that processes bus messages from a vehicle, as shown in Figure 1. It includes the transmitter module (4). This module displays the speed (21), gear (22), status (23) and other important information. It transmits the data to the processor (6). The data transceiver module (4) also receives the data from the processor (6). It transfers to the vehicle network. The invention consists of the processor (6), which is the main control unit of the system, and 15, as shown in Figure 1. It works. The processor (6) processes the incoming data and creates audio signals and digital audio It transmits the raw audio data to its amplifier (7). The processor (6) processes the raw audio data in its memory. It adjusts the amplitude and tone of the sound. This allows for the use of an extra amplifier or analog-to-digital converter. Audio signals are generated without the need for circuit elements such as converters. The invention involves processing sound through a digital sound amplifier (7), as shown in Figure 1. It transmits the signals to the speaker (8). The digital sound amplifier (7) transmits the digital sound signals from the processor (6) to the speaker (8). It amplifies the signals and converts them into analog sound. The speaker (8) converts the generated analog sound It enables transmission to the external environment. The invention is a horn button (5) that enables user interaction, as shown in Figure 1. It includes. The user triggers the horn button (5) via the plus button (1) and the minus button (2). 25 The horn button (5) sends a signal to the processor (6) to start the production of the sound signal. The invention, as shown in Figure 2, uses frequency to calculate the frequency factor of the system. Frequency factor calculation module, tone slope and vehicle speed. It dynamically adjusts the sound frequency using the data stored in internal memory. The current sequence (number) of raw audio data is 30 for each velocity magnitude between 0-20 kph. The speed is calculated according to this block, which determines the sequence number that should be played according to specific ratios. 7 As its size increases, the number of data points it needs to play in the current order will decrease linearly. and a jump rate for the sound samples (data) that it should play according to each velocity magnitude. It will calculate this jump rate. This involves a nonlinear calculation algorithm and As the magnitude of the velocity increases, the sample skip rate will also increase. To the frequency calculation module... According to the data, as the speed increases, the sequence number used for raw audio data decreases linearly, while 5 The sample jump rate (pitch, frequency) will increase exponentially. This will affect the audio data. These modifications made to the playback order affect the frequency and tone of the sound in some way. This will create changes and the vehicle's acceleration can be acoustically transmitted to pedestrians. The invention adjusts the amplitude of the sound according to the speed signal from the vehicle, as shown in Figure 2. It includes an amplitude calculation block that calculates amplitudes from the device or user 10. The amplitude calculation method can be determined based on the signal, between 0-30 kph. It calculates the amplitude value according to each magnitude of velocity. This is required by regulation conditions. calibrated at 0-10-20 kph and defined by the user accordingly. For each velocity magnitude (component) between 0-30 kph, using amplitude values ​​as a reference. It calculates the amplitude values ​​according to the selected calculation method. This calculation method is 15 The characteristics of the sound are determined to be linear and exponential. Depending on the aesthetics, amplitude calculation methods can be diversified and used with different curves. It can be calculated. In this way, these modifications made to the amplitude of sound with respect to speed... It alters the sound pressure level (dBA) and provides information about whether the vehicle is approaching a pedestrian. It offers the possibility of acoustic warning. 20 As shown in Figure 1, the power distribution of the system is implemented as follows: Voltage flow is supplied from the vehicle battery (3) to the first regulator (9). The first regulator (9) provides the appropriate voltage to the data transceiver module (4). The second regulator (10) provides the appropriate voltage to the processor (6). The invention, as shown in Figure 2, enables data communication as follows: 25 The data module (4) transmits the bus messages from the vehicle to the processor (6). These messages include vehicle gear status, speed information, and other data. The invention, as shown in Figure 1, performs sound processing and transmission as follows: The processor (6) processes the data it receives from the vehicle and transmits the raw audio signals to the amplifier (7). 8 The generated sound signals are transmitted to the digital sound amplifier (7). The digital audio amplifier (7) amplifies the signals and sends them to the speaker (8). As shown in Figure 1, user interaction with the invention is achieved as follows: The plus and minus button terminals (1 and 2) sound the horn when triggered by the user. A signal is sent to button (5). 5 The horn button (5) triggers the production of a sound signal by transmitting a signal to the processor (6). The invention, in its preferred configuration as shown in Figure 3, has a frequency factor. The calculation module determines the index skip rate of the raw audio data based on the magnitude of the velocity. It determines and adjusts the frequency of the sound. The amplitude calculation block, on the other hand, is based on the velocity values. It calculates the amplitude value. Linear or non-linear methods can be used in these calculations. 10 It is used. The invention provides a simple and effective method of audio driving by minimizing processor requirements. It provides the amplitude and pitch of the sound by processing raw sound data stored in memory. Because it can be adjusted easily and effectively, it does not require extra circuit components. It is inaudible. This reduces the cost and complexity of the system. 15 Furthermore, thanks to the system's flexible structure, the sounds can be updated or modified. In this case, it offers easy calibration possibilities. This allows different sounds to comply with both regulations. This ensures both suitability and aesthetic satisfaction. During speed changes. The flexibility in frequency and amplitude calculations ensures compatibility with different engine sounds. It can enable capture. 20 The invention reduces costs and improves energy efficiency by decreasing processor RAM consumption. This increases efficiency. By reducing system complexity, the risk of failure has also been lowered. The scope of protection of the invention is specified in the attached claims, and these details are strictly adhered to. The explanation cannot be limited to those given for illustrative purposes. Because a technically skilled person... 25 similar ideas in light of what has been described above, without deviating from the main theme of the invention. It is clear that these structures can emerge.

Claims

9 REQUESTS 1. The invention derives from the existing acoustic vehicle warning system used in electric and hybrid vehicles. (AVAS) is a sampling-based dynamic sound system (A) with amplitude adjustment, unlike (A), feature;  This is the positive terminal of the horn button, which increases the volume and is connected to the horn circuit with 5. plus button (1) that provides energy input,  This is the negative terminal of the horn button, which reduces the sound and is part of the circuit. minus button (2) which connects to the chassis for completion,  The vehicle battery (3) that powers the system,  The first voltage line (31) which provides the distribution of 3.3V voltage in the system, 10  The second voltage line (32) that provides the distribution of 5V voltage in the system,  Powering the processor with the 3.3V output voltage obtained from its second regulator (10). third exit line (33),  Processing data messages received from the vehicle and transmitting them to the processor, and receiving data from the processor. Data module (4) that enables data to be transferred to the vehicle network, 15  The horn button (5) that enables the horn to work,  Controls all functions of the system and ensures the processing of incoming data. processor (6),  Amplifies digital audio signals from the processor and converts them to analog audio. digital audio amplifier (7), 20  Speaker (8) that enables the playback of the generated analog sound,  By providing a 5V output, it ensures that the components in the system operate at the optimum voltage. the first regulator providing (9),  A second power supply provides a 3.3V output, ensuring the processor operates at its optimum voltage. regulator (10), 25 It is characterized by its inclusion.

2. The invention derives from the existing acoustic vehicle warning system used in electric and hybrid vehicles. (AVAS) is a sampling-based dynamic sound system method with amplitude adjustment, unlike other methods. and its characteristic is; A. Power distribution; 30 a. Supplying voltage flow from the vehicle battery (3) to the first regulator (9), b. Ensuring that the appropriate voltage is supplied to the data transceiver (4) from the first regulator (9), c. To provide the appropriate voltage to the processor (6) from the second regulator (10). B. Data communication; a. Vehicle gear status, speed information, and scenario data received from the vehicle via the bus. Transmission of information to the processor (6) via the data receiver-transmitter module (4), 5 C. Sound processing and transmission; a. To enable the transmission of sound signals from the received data, the processor (6) data processing by, b. The processor (6) processes the raw audio signals it receives from the vehicle and sends them to its amplifier. (7) transmission, 10 c. Transmission of amplified signals from the amplifier (7) to the loudspeakers (8), D. User interaction; a. Plus and minus button terminals (1, 2), by the user When triggered, a signal is sent to the horn button (5), b. The horn button (5) transmits a signal to the processor (6) to generate the sound signal. triggering, It is characterized by including methodological steps. 25

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