TWI251179B - Car multimedia navigation apparatus with dual audio outputs - Google Patents

Abstract

A car multimedia navigation apparatus with dual audio outputs particularly specifies a car multimedia navigation apparatus especially equipped with at least two sets of audio output channels, in which at least one set of the audio output channel is connected with an isolated speaker set and more than one set of channels are connected to an audio input apparatus of car stereo so as to amplify through the car stereo, enabling the sound to be played through the speaker set of the car stereo. Taking the advantages of this, in addition to playing the promoting message through the isolated speaker set, the navigation apparatus is characterized by selecting the car stereo to provide navigation execution or play multimedia sound simultaneously as well.

Description

1251179 V. INSTRUCTION DESCRIPTION OF THE INVENTION (1) Technical Field of the Invention The present invention relates to a dual-tone source output car multimedia navigation device, and more particularly to a car multimedia independent speaker group playing navigation with two or more audio source output channels. Prompt audio provides navigation, or both navigation and playback. [Previously, according to its navigation unit 1 2 5, and the storage medium F, S, the car is output after the satellite is turned to turn the voice navigation, but If there is a release, then the car audio navigation, set, in addition to the media sound can be used to select the car audio. Technology] General steam system frame one bite 1 7 D, 接收 Receiver guides navigation broadcast car line, in order to play the work, such a major when the car is broadcasting and widely used as a car navigation device 1 including the recall unit 1 3 1 6 components (such as DVDMC ·, etc.) 1 1 Receive the guard to the display release function, and the driver can not pass the road crossing, that is, the use of the voice broadcast is missing, that is, the sound is turned off and the other users are scaled. For the composition, please refer to the first picture, there is a satellite connection, a reading order, the 俾, the CD in the CD, and the singularity of the singularity of the CD. Disease; and by means of, to the spur of the mouth, and according to the viewing of the car guide if F) program another receiver 1 4 the reading unit S, S Μ, memory unit 1 control unit 1 16 The voice navigation path of the navigation screen to remind the driving device 1 is through the state of the car, or when it is impossible to learn the technology to control the single display 1 1 4 read MD, C 3 'and 2 Transport Like the more advanced features will have to be considered in the intersection with a speaker to play music in stereo by using the voice in the implementation of vapor it is itself

Page 5 1251179 V. Description of invention (2) With, 9\play, but its effect is usually worse than that of automobile σ, even mono, it is not ideal. SUMMARY OF THE INVENTION The inventor of the present invention has proposed a "two-tone source output car multimedia navigation device" in view of the lack of use of the above-described conventional car navigation device, that is, the main object of the present invention is to provide a dual sound source. The output of the car multimedia navigation device, thereby achieving the navigation voice with the independent group of eight groups of navigation, and optionally using the car audio to provide navigation, or at the same time playing multimedia sound, can effectively solve the problem The missing parts of the car navigation device. In order to achieve the above object, the present invention provides a dual-source output automobile multimedia navigation device, characterized in that the present invention has more than two sets of sound source output channels, one of which can be connected to a separate sigma group, another The above group can be connected to a car audio sound input device, and the sound of the car audio can be played through the car audio group, thereby achieving the purpose of the present invention and effectively solving the car. The navigation device cannot be selected according to the demand of the audio source output mode. The present invention also provides a dual-tone source output car multimedia navigation device, wherein the independent speaker group is generally used to play the navigation prompt voice. The invention also provides a dual-tone source output car multimedia navigation device, wherein the independent group can be set up on the car multimedia navigation device of the invention, thereby simplifying installation and saving cost. The invention also provides a dual-source output automobile multimedia navigation device

Page 6 1251179 V. Description of the Invention (3) The sound source output channel connected to the car audio is usually used to play music and sound corresponding to entertainment programs. The present invention also provides a dual-tone source output car multimedia navigation device, wherein the sound source output channel can be connected to an audio input device of a car audio with an extension line, and the sound input device can be a sound input terminal. The invention also provides a dual-source output automobile multimedia navigation device, wherein the sound source output channel can be connected to a wireless transmitting device for modulating the sound source of the sound output channel, and receiving the signal through a broadcast receiving function of the car audio. And output the sound source through the speaker set of the car audio. The present invention also provides a dual-tone source output automobile multimedia navigation device, wherein the car multimedia navigation device of the present invention can automatically control the sound volume of the music through the control of the control unit when playing the navigation prompt voice while simultaneously performing navigation and music playback. reduce. The present invention also provides a dual-tone source output car multimedia navigation device, wherein the car multimedia navigation device of the present invention can pause the sound of the music via the control of the control unit when the navigation prompt voice is played while simultaneously performing navigation and music playback. The invention also provides a dual-tone source output automobile multimedia navigation device, wherein the car multimedia navigation device of the invention simultaneously performs navigation and music playback, and the navigation prompt voice and music sound can be output by the same audio source output channel, usually using a connection. The sound source output channel of the car audio is also provided. The invention provides a dual-tone source output car multimedia navigation device, wherein the car multimedia navigation device of the invention processes the multimedia sound

Page 7 1251179 V. Invention Description (4) Sound, a sound processor and a plurality of sound processing devices are added to enable the present invention to connect the sound source in a one-to-one manner at the output end of the sound processing device The output channel; in addition, the present invention further provides a sound switcher for switching different sound source output channels, for example, via a sound switcher, so that the sound can be output from the car audio group or from the independent bar. Eight sets of outputs. [Embodiment] The following is a detailed description of the present invention with reference to the following detailed description: Referring to the second figure, which is a first embodiment of the present invention, the present invention proposes a dual-source output automotive multimedia The navigation device 2 is mainly provided with a plurality of sound source output channels under a navigation system architecture 20, wherein the navigation system architecture 20 includes: a satellite receiver 2 1 for receiving satellite signals; A control unit 22 is a master navigation system that provides calculation and execution of related software, such as navigation calculation, multimedia decoding (Μ3, DVD, VCD·•, etc.), switching of output modes; 2 3 is to store the data required by the control unit 2 2; a reading unit 24 is a reading device for reading a storage medium 6 (such as DVD, CD, MS, SM, MD, CF, Information in SD, Μ MC ·, etc.; a display 2 5 is used to display information; an independent σ σ 8 group 2 6 is for the output of the navigation system sound;

Page 8 1251179 V. Description of the invention (5) It is characterized in that: two or more sets of sound source output channels 2 7 , 2 8 , wherein at least one set of sound source output channels 27 are connected to an independent group of eight 8 6 The other group of audio source output channels 28 are connected to a sound input device 3 1 of a car stereo 3 for outputting the sound source of the car multimedia navigation device 2 of the present invention, except that the group can be independently controlled. In addition to the 6 output, it can also be used by the car stereo. Eight groups of 3 2 outputs. Further, in the above-described car multimedia navigation device 2 of the present invention, when the car stereo 3 is in the off state (〇FF) during the navigation, the audio source output channel 27 is usually connected to the independent bar group 6 6 The navigation speaker voice is played back; and the independent speaker group 26 can be disposed on the car multimedia device 2 of the present invention, thereby simplifying installation and saving cost. However, as is well known, the sound quality of the sound of the squad group 3 of the car stereo 3 is the best; therefore, the dual-source output of the car multimedia navigation device 2 of the present invention, which is connected to the audio source output channel of the car stereo 3 2 8 is usually used to play music and sounds corresponding to entertainment programs. Further, in the above-described car multimedia navigation device 2 of the present invention, the sound source output channel 2 8 connected to the car stereo 3 can be connected to the sound input device 3 1 of the car stereo 3 by an extension cord, and the sound input device 31 It can be a sound input terminal. In addition, since general car navigation devices usually have excellent multimedia processing functions, not only can the navigation and transfer of satellite navigation be performed quickly,

Page 9 1251179 V. Invention Description (6) Zooming in and out, it can handle the compression and decompression of sound and image, such as: Μ P 3 , PEG PEG — 2 and PEG PEG — 4 compression and playback, sometimes It is even possible to perform multiple functions at the same time; therefore, the car multimedia navigation device 2 of the present invention can further combine the original functions of the car navigation device with a speaker of a car audio having a better sound quality output pipe, and The invention has a voice that simultaneously performs navigation and also plays multimedia (for example, CD, DVD, VCD, etc.), so that the reading unit 24 of the car multimedia navigation device 2 of the present invention reads the storage medium 6 The information in (such as DVD, CD, MS, SM, MD, CF, SD, Μ MC, etc.) is sent to the memory unit 23, and after the reading operation of the control unit 2 2, the image is displayed by the display 2 5 Output, and the sound can be transmitted to the car stereo 3 via the sound input device 3 1 by connecting to the sound source output channel 28 of the car stereo 3, and by the car stereo 3 The group 3 2 is played out; in addition, the car multimedia navigation device 2 of the present invention can send the navigation prompt voice via the independent speaker group 26 by using the sound source output channel 27 connected to the independent group 26. While the navigation prompt voice is being broadcasted, the control unit 22 controls the audio source output channel 28 connected to the car audio 3 to reduce or pause the multimedia sound output to prevent the user from clearly hearing the navigation voice. In this way, when the Chinese car navigation device is listening to music, the missing of the navigation prompt voice cannot be output. The third embodiment of the present invention is a second embodiment of the present invention, that is, the car multimedia navigation device 4 of the present invention, which continues the basic architecture of the first embodiment, that is, under a navigation system architecture 40, Two or more sounds

Page 10 1251179 V. Description of the invention (7) Source output channel 4 7 , 4 8 , wherein the navigation system architecture 40 also includes a satellite receiver 4 1 , a control unit 4 2 , a memory unit 4 3 , a read The unit 4 4 , a display 4 5 and a separate speaker group 4 6 ; wherein the sound source output channels 4 7 , 4 8 can be connected to a wireless transmission device 4 , in addition to a physical line connection, and the wireless transmitting device 4 9 series is used to modulate the sound source signal from the sound source output channel 48 to make it a wireless signal and transmit it (the modulation method can be wireless signal such as frequency modulation, amplitude modulation, infrared, blue bud, etc.) Thus, when the sound source output channel 48 of the car multimedia navigation device 4 of the present invention outputs a sound source signal, the sound source signal is tuned to become a wireless signal (for example, a frequency modulation signal) by connecting the wireless transmitting device 49. The launch can be achieved by the reception of the FM radio 3, and then through the car audio 3's 8 sets of 3 2 output playback, to achieve the convenience of wireless installation. The fourth embodiment of the present invention is a third embodiment of the present invention, that is, the car multimedia navigation device 5 of the present invention, which continues the basic architecture of the first embodiment, that is, under a navigation system architecture 50, More than two sets of audio source output channels 5 7 , 5 8 , wherein the navigation system architecture 50 also includes a satellite receiver 5 1 , a control unit 5 2 , a memory unit 5 3 , a reading unit 5 4 , a display 5 5 and an independent system 0 8 groups 5 j 6 ; in order to meet the playback requirements of multimedia sound (such as multi-channel), a sound processor 59 and more can be added to the navigation system architecture 50 The sound processing devices 591 and 592; and the present invention can connect the sound source output channels 5 7 and 5 8 in a one-to-one manner at the output ends of the plurality of sound processing devices 5 9 1 and 5 9 2, respectively. Provide each

1251179 V. INSTRUCTIONS (8) The homophonic output channels 5 7 and 5 8 are used as the output of the sound, for example, eight sets of 3 2 outputs of the car stereo 3 or eight sets of 6 6 outputs by independent methods. Based on the above third example, the present invention can further provide a sound switcher, which is a fourth embodiment of the present invention, that is, the car multimedia navigation device 7 of the present invention (as shown in the fifth figure), that is, A navigation system architecture 70 has more than two sets of audio source output channels 77, 78, wherein the navigation system architecture 70 also includes a satellite receiver 7 1 , a control unit 7 2 , a memory unit 7 3 , a a reading unit 74, a display 75, an independent group of eight hedgehogs, and a sound processor 79, a plurality of sound processing devices 791, 792; and on the basis of the foregoing, each voice The processing device 7 9 1 , 7 9 2 is connected to a sound switcher 7 9 3 and is controlled by the switching of the sound switcher 7 9 to switch different sound source output channels 7 7 , 7 8 , for example, by a car. The sound 3 has eight sets of 3 2 outputs or is punctured by independent ρ. Eight groups of 7 6 outputs. In summary, the present invention utilizes multiple sets of audio source output channels to effectively solve the lack of audio source output efficiency of the conventional car navigation device, so the present invention has the following advantages: 1. The present invention can provide a speaker set other than the speaker. In addition to playing navigational voice information, you can also choose to use the car audio group to provide navigation, or at the same time play multimedia sounds, to effectively solve the lack of custom car navigation. 2 · The use of the present invention can provide more audio source output modes. 3·Using the invention, the eight groups of car navigation devices and car audio can be effectively combined to obtain better output sound quality, and multiple executions can be performed simultaneously.

Page 12 1251179 V. Description of invention (9) Function. 4·Using the invention, the wireless transmission mode can be adopted to reduce the inconvenience of the wire body installation. The specific embodiments of the present invention are intended to be illustrative only, and the invention is not limited to the embodiments described above, without departing from the spirit and scope of the invention. In the circumstances, the various changes made are still within the scope of the invention.

Page 13 1251179 Simple description of the diagram [Simple description of the diagram] The first diagram is a system block diagram of the conventional car navigation device. The second drawing is a system block diagram of a first embodiment of the present invention. The third figure is a system block diagram of a second embodiment of the present invention. The fourth figure is a system block diagram of a third embodiment of the present invention. Figure 5 is a block diagram of a system of a fourth embodiment of the present invention. <Representative Symbol Description of Main Part> [Literature] 1 · · • Car Navigation System 1 0 · · · Navigation System Architecture 1 1 · · · Satellite Receiver 1 2 · · · Control Unit 1 3 · · · Memory unit 1 4 · · · Reading unit 1 5 · · · Display 1 6 · · · p spur eight 17 · · • Storage medium [this creation] 7 · 5 0 5 1 5 2 5 3 5 4 5 5 5 6 5 7 5 8 Car Multimedia Navigation Device 7 0 · · • • Navigation System Architecture 7 1 · · • • Satellite Receiver 7 2 · · • • Control Unit 7 3 · · • · 1 Recall Unit 7 4 · · • • Reading unit 7 5 · · • • Display 7 6 · · • • Porthole 8 groups 7 7 · · • · Source channel 7 8 · · • • Source TO out channel 2, 4, 5, 2 0, 4 0, 2 1 , 4 1 , 2 2 , 4 2 , 2 3 , 4 3 , 2 4 , 4 4 , 2 5 , 4 5 , 2 6 , 4 6 , 2 7 , 4 7 , 2 8 , 4 8 ,

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Claims (1)

1251179 VI. Patent Application Scope 1 · A dual-source output automotive multimedia navigation device, which is mainly composed of two or more audio source output channels under a navigation system architecture, characterized in that: at least one of the audio source output channels It can be connected to a separate speaker group, and the other group can be connected to a car stereo, and through the amplification of the car audio, the sound can be played through the car audio speaker group, thereby providing users with the exception of The independent speaker group can play navigation voice information, and can also select to use the car audio to provide navigation, or both. h 2 · The automobile U multimedia navigation device of the dual sound source output according to claim 1, wherein the one or more sound source output channels can be connected to a car audio sound input device, usually using a car audio system Eight groups play music, and the sound corresponding to the multimedia program output by the navigation system. 3. The car multimedia navigation device of the dual tone source output according to claim 1, wherein the sound source output channel is connected to the sound input device of the car audio by an extension cable. 4. The car multimedia navigation device of the dual sound source output according to claim 2, wherein the car audio sound input device is a j sound input terminal. 5. The automotive multimedia navigation device of the dual-source output according to claim 1, wherein the audio output channel is connectable to a wireless transmitting device for modulating a sound source signal transmitted from the connected audio source output channel. Page 16 1251179 VI. Patent Application Range 6 · The dual-tone source output car multimedia navigation device according to claim 5, wherein the wireless signal modulated by the wireless transmitting device is a frequency modulated signal. 7. The car multimedia navigation device of the dual tone source output according to claim 5, wherein the wireless signal modulated by the wireless transmitting device is an amplitude modulation signal. 8. The car multimedia navigation device of the dual tone source output according to claim 5, wherein the wireless signal modulated by the wireless transmitting device is an infrared signal. 9. The car Μ multimedia navigation device of the dual-source output according to claim 5, wherein the wireless signal modulated by the wireless transmitting device is a Bluetooth wireless signal. 1 0. The car multimedia navigation device of the dual sound source output according to claim 1, wherein the control unit controls the sound outputted by the sound source output channel to be down or temporarily turned off. 1 1 The automobile multimedia navigation device of the dual sound source output according to claim 1, wherein the control unit controls the multimedia sound and the navigation prompt voice to be output by the same sound source channel. The two-car multimedia navigation device of the dual-source output according to claim 1, wherein a sound processing device and a plurality of sound processing devices can be added to the navigation system architecture, and the plurality of sound processing devices The output terminals are connected to each of the audio source output channels in a one-to-one connection. 1 3) The automobile multimedia navigation device of the dual sound source output according to claim 12, wherein the plurality of sound processing devices are connected Page 17 1251179 Page 18