CN214450737U - Voice input assembly for vehicle-mounted multimedia equipment, split machine and vehicle - Google Patents
Voice input assembly for vehicle-mounted multimedia equipment, split machine and vehicle Download PDFInfo
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- CN214450737U CN214450737U CN202022679713.9U CN202022679713U CN214450737U CN 214450737 U CN214450737 U CN 214450737U CN 202022679713 U CN202022679713 U CN 202022679713U CN 214450737 U CN214450737 U CN 214450737U
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- mounted multimedia
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Abstract
The embodiment of the utility model provides a voice input subassembly, split machine and vehicle for on-vehicle multimedia equipment. The voice input assembly for the vehicle-mounted multimedia device comprises: the vehicle-mounted multimedia display screen comprises a voice input device, a vehicle-mounted multimedia display screen and a microphone signal processing circuit, wherein the microphone signal processing circuit is installed on the back of the vehicle-mounted multimedia display screen, the voice input device is installed on the vehicle-mounted multimedia display screen, and the microphone signal processing circuit is electrically connected with the voice input device. Adopt foretell split machine and vehicle of voice input subassembly need not to reserve the mounted position and the winding displacement space of voice input subassembly near the center console alone, simple to operate, and install voice input device on-vehicle multimedia display screen, and is nearer apart from the driver, and the signal is difficult for receiving the interference, and the voice quality of gathering is higher.
Description
Technical Field
The utility model relates to an mobile unit technical field especially relates to a voice input subassembly, split machine and vehicle for on-vehicle multimedia equipment.
Background
A host of the split type vehicle-mounted multimedia equipment is generally arranged in a vehicle console, and if the voice input equipment (namely a microphone) is directly arranged on the host, the voice input equipment is easily interfered by signals, so that the quality of voice signals acquired by the microphone is poor; one desirable improvement is to separately take out the microphone and mount it at the front position of the console in the vehicle, which is effective for improving the voice quality, but it is inconvenient to separately mount the microphone at the console position in the vehicle and the actual operation is relatively difficult.
As shown in fig. 1(a) and 1(b), the in-vehicle multimedia display 2 is connected to the main control panel 5 of the in-vehicle multimedia main body 9 through a flat cable, and the voice input device 1 is also connected to the main control panel 5 of the in-vehicle multimedia main body 9 through a corresponding flat cable; the voice input device 1 is installed in the vehicle central control position, the position of the voice input device 1 and the installation space of the flat cable of the voice input device 1 need to be reserved independently, the installation is inconvenient, the operation is difficult, the installation position is far away from a driver, and the quality of collected voice is reduced due to the fact that signals are prone to being interfered.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a voice input subassembly, split machine and vehicle for on-vehicle multimedia equipment for solve among the prior art voice input equipment installation inconvenient, the operation difficulty and the lower defect of voice quality who gathers.
The embodiment of the utility model provides a speech input subassembly for on-vehicle multimedia equipment, include: the vehicle-mounted multimedia display screen comprises a voice input device, a vehicle-mounted multimedia display screen and a microphone signal processing circuit, wherein the microphone signal processing circuit is installed on the back of the vehicle-mounted multimedia display screen, the voice input device is installed on the vehicle-mounted multimedia display screen, and the microphone signal processing circuit is electrically connected with the voice input device.
The vehicle-mounted multimedia display screen comprises a vehicle-mounted multimedia display screen, a voice input device and a voice output device, wherein a mounting hole is formed in the lower left corner of the vehicle-mounted multimedia display screen, and the voice input device is mounted in the mounting hole.
Wherein, install the sound pick-up hole outside the mounting hole.
The microphone signal processing circuit comprises a microphone signal processing circuit, a first signal wire and a main control board, wherein the main control board is electrically connected with the microphone signal processing circuit through the first signal wire.
The vehicle-mounted multimedia display screen comprises a main control panel, a vehicle-mounted multimedia display screen and a display screen control circuit, wherein the main control panel is electrically connected with the display screen control circuit through a second signal wire, and the display screen control circuit is mounted on the back of the vehicle-mounted multimedia display screen.
The wire harness clamping device comprises a first signal wire and a second signal wire, and further comprises wire harness clamping devices which are respectively clamped at two ends of the first signal wire and the second signal wire.
The voice input device is an electret microphone, and a filter circuit and a protection circuit which are connected with the electret microphone are arranged on the back of the vehicle-mounted multimedia display screen.
The embodiment of the utility model provides a still provide a split type machine, include: the vehicle-mounted multimedia display screen is electrically connected with the vehicle-mounted multimedia main body,
the on-vehicle multimedia display screen includes: a display screen control panel and a microphone,
the display screen control panel includes: a display screen control circuit and a microphone signal processing circuit, wherein the microphone is electrically connected with the microphone signal processing circuit,
the vehicle-mounted multimedia body comprises: the main control board is provided with a main control board,
the main control board is respectively connected with the display screen control circuit and the microphone signal processing circuit through flat cables of the vehicle-mounted multimedia display screen and is used for receiving display signals in the display screen control circuit and microphone signals in the microphone signal processing circuit.
The embodiment of the utility model provides a still provide a vehicle, include the utility model discloses split machine.
The embodiment of the utility model provides a pair of voice input subassembly, split machine and vehicle for on-vehicle multimedia equipment is through installing voice input equipment in on-vehicle multimedia display screen to install microphone signal processing circuit in the back of on-vehicle multimedia display screen, in order to replace prior art with voice input equipment installation near well accuse platform. The embodiment of the utility model provides a need not to reserve the mounted position and the winding displacement space of voice input subassembly near well accuse platform alone, simple to operate, and install voice input device on-vehicle multimedia display screen, it is nearer apart from the driver, the signal is difficult for receiving the interference, and the voice quality of gathering is higher.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1(a) is a schematic diagram of a prior art voice input device installation location;
fig. 1(b) is a schematic connection diagram of a split car multimedia device in the prior art;
fig. 2 is a schematic structural diagram of a voice input assembly for a vehicle-mounted multimedia device according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a voice input module for a vehicle-mounted multimedia device according to an embodiment of the present invention;
fig. 4 is a schematic connection diagram of the split machine according to one embodiment of the present invention.
Reference numerals:
1: a voice input device; 2: a vehicle-mounted multimedia display screen; 3: a microphone signal processing circuit; 4: a first signal line; 5: a main control board; 6: a second signal line; 7: a display screen control circuit; 8: a harness clip; 9: a vehicle-mounted multimedia body; 10: display screen control panel.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or point connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The following describes, with reference to fig. 2 and fig. 3, a voice input assembly for an in-vehicle multimedia device according to an embodiment of the present invention, including: the vehicle-mounted multimedia display screen comprises a voice input device 1, a vehicle-mounted multimedia display screen 2 and a microphone signal processing circuit 3, wherein the microphone signal processing circuit 3 is installed on the back of the vehicle-mounted multimedia display screen 2, the voice input device 1 is installed on the vehicle-mounted multimedia display screen 2, and the microphone signal processing circuit 3 is electrically connected with the voice input device 1.
Specifically, the voice input device 1 may adopt a microphone, and according to the type of the microphone, an analog electret form may be selected and a differential analog signal is output, or a digital silicon microphone may be adopted and an I2S digital signal is output, which may be specifically determined according to the system requirements; the embodiment adopts the analog microphone, so that the interference caused by the transmission of the flat cable and the long cable can be reduced. The microphone signal processing circuit 3 is mainly used for performing simple signal conditioning before transmitting voice signals to the flat cable.
In this embodiment, the vehicle-mounted multimedia main body 9 does not have the microphone signal processing circuit 3 and the related socket, and only needs to connect the signal line to the corresponding circuit on the back of the vehicle-mounted multimedia display screen 2, and in this embodiment, the microphone signal processing circuit 3 is placed on the back of the multimedia display screen, and can be installed side by side with the display screen control circuit 7 or other circuits for display screens, or can be installed side by side with the microphone flat cable and the display screen flat cable and connected to the main control board 5. Install near the center control platform for prior art, this embodiment need not to reserve the mounted position and the winding displacement space of voice input subassembly near the center control platform alone, simple to operate, and install voice input equipment 1 on-vehicle multimedia display screen 2, and is nearer apart from the driver, and the signal is difficult for receiving the interference, and the voice quality of gathering is higher.
It should be understood that the utility model discloses do not change the inner structure and the circuit function and the signal transmission of each circuit in the multimedia device, all adopt original circuit structure and signal line in the on-vehicle multimedia device to exert it should have the function.
In one preferred embodiment, a mounting hole is formed in the lower left corner of the vehicle-mounted multimedia display screen 2, and the voice input device 1 is mounted in the mounting hole. Generally, the driver seat is located at the left side of the vehicle, so in this embodiment, the mounting hole is opened at the lower left corner of the vehicle-mounted multimedia display screen 2, so that the mounting position of the voice input device 1 is close to the driver to acquire a clearer voice signal. It should be understood that if the driver's seat is located on the right side of the vehicle in other areas, the position of the mounting hole can be adjusted to the lower right corner of the vehicle-mounted multimedia display screen 2 accordingly.
In one alternative embodiment, the sound pickup hole is installed outside the installation hole, i.e. the sound pickup hole is installed at a position corresponding to the voice input device 1.
In one preferred embodiment, the microphone signal processing circuit further comprises a first signal line 4 (i.e. a flat cable) and a main control board 5, wherein the main control board 5 is electrically connected with the microphone signal processing circuit 3 through the first signal line 4. In the present embodiment, the microphone signal processing circuit 3, the main control board 5, and the voice input device 1 perform signal transmission using the first signal line 4. In addition, the first signal line 4 needs to include enough ground signal lines to ensure the anti-interference performance of the voice signal; especially when the microphone signal is a digital I2S signal, the problems of interference and signal distortion caused by long-line transmission need to be considered.
In one optional embodiment, the vehicle-mounted multimedia display system further comprises a second signal line 6 (i.e. a flat cable) and a display screen control circuit 7, the main control board 5 is electrically connected with the display screen control circuit 7 through the second signal line 6, and the display screen control circuit 7 is mounted on the back of the vehicle-mounted multimedia display screen 2. In this embodiment, the display screen control circuit 7 and the main control board 5 realize signal transmission through the second signal line 6, and realize the touch and display functions of the display screen control board 10 through the display screen control circuit 7, and the display screen control board 10 is located in the central area of the vehicle-mounted multimedia display screen 2.
In one optional embodiment, the wire harness clip 8 is further included, and the wire harness clip 8 is respectively clamped at two ends of the first signal wire 4 and the second signal wire 6. In the present embodiment, as shown in fig. 2, the first signal line 4 and the second signal line 6 are bound into a strand by a strand clamp 8 and connected between the car multimedia main body 9 and the car multimedia display 2. It is also possible to dispense with the harness clip 8, and the first signal wire 4 and the second signal wire 6 are two harnesses, respectively, as shown in fig. 3.
In one optional embodiment, the voice input device 1 is an electret microphone, and a filter circuit and a protection circuit connected with the electret microphone are arranged at the back of the vehicle-mounted multimedia display screen 2; if digital silicon microphone is adopted, a relevant matching circuit can be added.
As shown in fig. 4, the embodiment of the utility model provides a split type machine is still disclosed, include: a vehicle-mounted multimedia main body 9 and a vehicle-mounted multimedia display screen 2, wherein the vehicle-mounted multimedia main body 9 is electrically connected with the vehicle-mounted multimedia display screen 2,
the vehicle-mounted multimedia display screen 2 includes: a display control panel 10 and a microphone,
the display screen control panel 10 includes: a display screen control circuit 7 and a microphone signal processing circuit 3, wherein the microphone is electrically connected with the microphone signal processing circuit 3,
the in-vehicle multimedia body 9 includes: the main control board (5) is provided with a plurality of main control boards,
the main control panel 5 is respectively connected with the display screen control circuit 7 and the microphone signal processing circuit 3 through the flat cable of the vehicle-mounted multimedia display screen 2, and is used for receiving the display signal in the display screen control circuit 7 and the microphone signal in the microphone signal processing circuit 3.
The embodiment of the utility model provides a still disclose a vehicle, split machine including above-mentioned embodiment.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (9)
1. A speech input assembly for an in-vehicle multimedia device, comprising: the vehicle-mounted multimedia display screen comprises a voice input device, a vehicle-mounted multimedia display screen and a microphone signal processing circuit, wherein the microphone signal processing circuit is installed on the back of the vehicle-mounted multimedia display screen, the voice input device is installed on the vehicle-mounted multimedia display screen, and the microphone signal processing circuit is electrically connected with the voice input device.
2. The voice input assembly of claim 1, wherein a mounting hole is formed at a lower left corner of the vehicle-mounted multimedia display screen, and the voice input device is mounted to the mounting hole.
3. The voice input assembly of claim 2, wherein a sound pickup hole is installed outside the installation hole.
4. The voice input assembly of claim 1, further comprising a first signal line and a main control board, the main control board being electrically connected to the microphone signal processing circuit through the first signal line.
5. The voice input assembly of claim 4, further comprising a second signal line and a display screen control circuit, wherein the main control board is electrically connected to the display screen control circuit through the second signal line, and the display screen control circuit is mounted on the back of the vehicle-mounted multimedia display screen.
6. The voice input assembly of claim 5, further comprising harness clips respectively clipped at both ends of the first signal line and the second signal line.
7. The voice input assembly of claim 1, wherein the voice input device is an electret microphone, and a filter circuit and a guard circuit connected to the electret microphone are disposed on the back of the vehicle-mounted multimedia display screen.
8. A split machine, comprising: the vehicle-mounted multimedia display screen is electrically connected with the vehicle-mounted multimedia main body,
the on-vehicle multimedia display screen includes: a display screen control panel and a microphone,
the display screen control panel includes: a display screen control circuit and a microphone signal processing circuit, wherein the microphone is electrically connected with the microphone signal processing circuit,
the vehicle-mounted multimedia body comprises: the main control board is provided with a main control board,
the main control board is respectively connected with the display screen control circuit and the microphone signal processing circuit through flat cables of the vehicle-mounted multimedia display screen and is used for receiving display signals in the display screen control circuit and microphone signals in the microphone signal processing circuit.
9. A vehicle characterized by comprising the split machine according to claim 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022679713.9U CN214450737U (en) | 2020-11-18 | 2020-11-18 | Voice input assembly for vehicle-mounted multimedia equipment, split machine and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022679713.9U CN214450737U (en) | 2020-11-18 | 2020-11-18 | Voice input assembly for vehicle-mounted multimedia equipment, split machine and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214450737U true CN214450737U (en) | 2021-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022679713.9U Active CN214450737U (en) | 2020-11-18 | 2020-11-18 | Voice input assembly for vehicle-mounted multimedia equipment, split machine and vehicle |
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| Country | Link |
|---|---|
| CN (1) | CN214450737U (en) |
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- 2020-11-18 CN CN202022679713.9U patent/CN214450737U/en active Active
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