CN204925401U - Vehicle-mounted navigation device with RDS function - Google Patents
Vehicle-mounted navigation device with RDS function Download PDFInfo
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- CN204925401U CN204925401U CN201520713352.1U CN201520713352U CN204925401U CN 204925401 U CN204925401 U CN 204925401U CN 201520713352 U CN201520713352 U CN 201520713352U CN 204925401 U CN204925401 U CN 204925401U
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Abstract
The utility model provides a take on-vehicle navigation head of RDS function, includes the navigator of taking the display screen, still includes central processing unit, and this central processing unit meets and carries out the communication through IIC bus and micro control unit MCU, display driver module, radio module, RDS module, meets and carries out serial communication with IPod, USB port, GPS interface. And a data decoding chip is arranged in the RDS module. And the micro control unit MCU is connected with the input unit. The vehicle-mounted navigation device with the RDS function further comprises a wireless microphone and a wireless microphone receiving module, wherein the wireless microphone is sequentially connected with an audio processing module for carrying out sound channel switching and sound quality processing on audio signals, a digital-to-analog conversion circuit for carrying out digital-to-analog conversion on the audio signals and a central processing unit with multimedia data decoding through the wireless microphone receiving module. The utility model has the characteristics of flexible operation, function are many.
Description
Technical field
The utility model relates to a kind of on-vehicle navigation apparatus, particularly a kind of on-vehicle navigation apparatus with RDS function.
Background technology
Chinese patent literature CN103473351A discloses a kind of method realizing automatic navigator online updating map on Dec 25th, 2013, and its process comprises: 1. using mobile communication equipment as router, automatic navigator is connected to service platform by mobile communications network; 2. service platform is according to the hardware information of automatic navigator, and software metrics obtains up-to-date map version information, and automatic navigator receives map version information and compares with current map version information; 3., when the map version information that automatic navigator receives is higher than current map version information, the map downloading latest edition from service platform upgrades; Described mobile communication equipment comprises Wi-Fi function and can be set to route pattern; Described automatic navigator integrated wireless network module, is responsible for communicating with mobile communication equipment.
Utility model content
The purpose of this utility model aims to provide the on-vehicle navigation apparatus of a kind of flexible operation, band RDS function that function is many, to overcome weak point of the prior art.
By a kind of on-vehicle navigation apparatus with RDS function that this object designs, comprise the navigating instrument of band display screen, its architectural feature also comprises central processing unit, this central processing unit to be connected with micro control unit MCU, driver module, radio module, RDS module by iic bus, and going forward side by side works interrogates, and connects and carry out serial communication with IPod, USB port, GPS interface.
Further, data decode chip is provided with in described RDS module.
Further, described micro control unit MCU connects with input block.
Further, the on-vehicle navigation apparatus of described band RDS function, also comprise wireless microphone and wireless microphone receiver module, wireless microphone by wireless microphone receiver module successively with the audio processing modules for carrying out sound channel switching and tonequality process to sound signal, for the D/A converting circuit that sound signal carried out to digital-to-analog conversion with possess the central processing unit that multi-medium data decodes and connect.
Further, the on-vehicle navigation apparatus of described band RDS function, also comprises GPS receiver module, and this GPS receiver module connects with central processing unit, and gps antenna connects with GPS receiver module.
Further, the on-vehicle navigation apparatus of described band RDS function, also comprise the bluetooth module for bluetooth communication, this bluetooth module connects with central processing unit; And/or also comprise TF interface, this TF interface connects with central processing unit.
Further, described radio module, successively by the audio processing modules for carrying out sound channel switching and tonequality process to sound signal, connect with central processing unit for D/A converting circuit sound signal being carried out to digital-to-analog conversion, connects with the radio module for the treatment of FM and/or AM sound signal for the reception antenna receiving FM/AM sound signal; Loudspeaker for playing audio signal is connected with audio processing modules by the power amplifier for amplifying sound signal.
Further, the on-vehicle navigation apparatus of described band RDS function, also comprises 4G communication module, and this 4G communication module connects with central processing unit.
Central processing unit in the utility model to be connected with micro control unit MCU, driver module, radio module, RDS module by iic bus, and going forward side by side works interrogates, connect with IPod, USB port, GPS interface and carry out serial communication, making each module exercise its function in an orderly manner; Meanwhile, WindowsCE6.0 system is adopted, full screen touch operation; Sound signal, after audio processing modules process, is delivered to power amplifier, is then play by loudspeaker.Because RDS module carries data decode function, by the information such as station name, program category in the broadcast singal that recognizes, by being shown on display screen after process, thus the needs of car owner can be met greatly.
Frequency modulation broadcasting FM occupies very important status always in the entertainment life of people, is substantially all embedded with FM in the products such as such as MP3, smart mobile phone, PDA.And RDS Radio Data System RadioDataSystem utilizes the subcarrier in FM multiplex just, while transmission of audio program, for car owner provides various Data Information Service, as broadcast program list, emergency information, Traffic Information etc.
The realization of certain frequency modulation broadcasting automatic Searching will with RDS data source, and namely RDS broadcast data is background condition, namely needs the support of local broadcast system.The fm band of RDS receiver in 87.5 ~ 108.0MHz scope, adjacent radio station wave band interval at least 100kHz, subcarrier data on 57kHz loads.RDS data are modulated through FSK, become the RDS data-signal that carrier wave is 57kHz, the voice signal mixing that the data-signal of RDS and radio station itself are play, become composite signal, then through FM modulation, station name, program category, programme content and out of Memory are sent in digital form.And just can identify these digital signals by the tuner with RDS module, become Charactes Display on a display screen.While receiving program, can know that what receive is that radio station by RDS module, its transmission frequency, and provide remaining frequency of this radio station, re-use " switching frequency " button thus and ensure that received signal is the strongest frequency.The wireless data broadcasting file of RDS module can show the programm name and other data that receive.So car owner can be decided what to use by program category by RDS module, searches out satisfactory radio station.In addition, RDS module can also be used for automatically controlling receiver, makes the auto radio of flowing work keep best reception state always, receives emergency traffic report in time, favourable traffic safety.
Wireless microphone in the utility model by wireless microphone receiver module successively with the audio processing modules for carrying out sound channel switching and tonequality process to sound signal, for the D/A converting circuit that sound signal carried out to digital-to-analog conversion with possess the central processing unit that multi-medium data decodes and connect; Voice signal is converted to audio electrical signal by wireless microphone, after the process of internal circuit, by the space of the radio wave transmission to surrounding that comprise audio-frequency information; Radiowave is received by wireless microphone receiver module, and the audio-frequency information after the reduction of tonequality processing module reaches power amplifier, is play by loudspeaker.On the right side of the vehicle carried video guider panel of microphone volume adjusting knob position, user is facilitated to regulate.
The utility model is owing to have employed wireless microphone, so can not there is the trouble that microphone puts, connects up, and the tonequality processing module of high-quality allows user can experience the passion of Karaoke.
The utility model has flexible operation, feature that function is many.
Accompanying drawing explanation
Fig. 1 is the utility model one example structure block diagram.
In figure: 1 is reception antenna, 2 is radio module, and 3 is audio processing modules, and 4 is power amplifier, 5 is D/A converting circuit, and 6 is loudspeaker, and 7 is central processing unit, and 8 is bluetooth module, 9 is USB port, and 10 is TF interface, and 11 is driver module, and 12 is GSM interface, 13 is 4G communication module, and 14 is MCU, and 15 is input block, 18 is gps antenna, and 19 is GPS receiver module, and 21 is wireless microphone, 22 is wireless microphone receiver module, and 23 is display screen, and 31 is RDS.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described.
See Fig. 1, the on-vehicle navigation apparatus of this band RDS function, comprise the navigating instrument of band display screen 23, also comprise central processing unit 7, this central processing unit 7 to be connected with micro control unit MCU14, driver module 11, radio module 2, RDS module 31 by iic bus, and going forward side by side works interrogates, and connects and carry out serial communication with IPod, USB port 9, GPS interface 12.
In the present embodiment, data decode chip is provided with in described RDS module 31.
Described micro control unit MCU14 connects with input block 15.
The on-vehicle navigation apparatus of described band RDS function, also comprise wireless microphone 21 and wireless microphone receiver module 22, wireless microphone 21 by wireless microphone receiver module 22 successively with the audio processing modules 3 for carrying out sound channel switching and tonequality process to sound signal, for the D/A converting circuit 5 that sound signal carried out to digital-to-analog conversion with possess the central processing unit 7 that multi-medium data decodes and connect.
The on-vehicle navigation apparatus of described band RDS function, also comprises GPS receiver module 19, and this GPS receiver module 19 connects with central processing unit 7, and gps antenna 18 connects with GPS receiver module 19.
The on-vehicle navigation apparatus of described band RDS function, also comprises the bluetooth module 8 for bluetooth communication, and this bluetooth module 8 connects with central processing unit 7; And/or also comprise TF interface 10, this TF interface 10 connects with central processing unit 7.
Described radio module 2, successively by the audio processing modules 3 for carrying out sound channel switching and tonequality process to sound signal, connect with central processing unit 7 for the D/A converting circuit 5 sound signal being carried out to digital-to-analog conversion, connects with the radio module 2 for the treatment of FM and/or AM sound signal for the reception antenna 1 receiving FM/AM sound signal; Loudspeaker 6 for playing audio signal is connected with audio processing modules 3 by the power amplifier 4 for amplifying sound signal.
The on-vehicle navigation apparatus of described band RDS function, is characterized in that also comprising 4G communication module 13, and this 4G communication module 13 connects with central processing unit 7.
More than show and describe ultimate principle of the present utility model and principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and instructions just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (8)
1. the on-vehicle navigation apparatus with RDS function, comprise the navigating instrument of band display screen (23), it is characterized in that also comprising central processing unit (7), this central processing unit (7) to be connected with micro control unit MCU (14), driver module (11), radio module (2), RDS module (31) by iic bus, and going forward side by side works interrogates, and connects with IPod, USB port (9), GPS interface (12) and carries out serial communication.
2. the on-vehicle navigation apparatus of band RDS function according to claim 1, is characterized in that being provided with data decode chip in described RDS module (31).
3. the on-vehicle navigation apparatus of band RDS function according to claim 1, is characterized in that described micro control unit MCU (14) connects with input block (15).
4. the on-vehicle navigation apparatus of band RDS function according to claim 1, it is characterized in that also comprising wireless microphone (21) and wireless microphone receiver module (22), wireless microphone (21) by wireless microphone receiver module (22) successively with the audio processing modules (3) for carrying out sound channel switching and tonequality process to sound signal, for the D/A converting circuit (5) that sound signal carried out to digital-to-analog conversion with possess the central processing unit (7) that multi-medium data decodes and connect.
5. the on-vehicle navigation apparatus of band RDS function according to claim 1, it is characterized in that also comprising GPS receiver module (19), this GPS receiver module (19) connects with central processing unit (7), and gps antenna (18) connects with GPS receiver module (19).
6. the on-vehicle navigation apparatus of band RDS function according to claim 1, it is characterized in that also comprising the bluetooth module (8) for bluetooth communication, this bluetooth module (8) connects with central processing unit (7); And/or also comprise TF interface (10), this TF interface (10) connects with central processing unit (7).
7. the on-vehicle navigation apparatus of band RDS function according to claim 1, it is characterized in that described radio module (2) successively by the audio processing modules (3) for carrying out sound channel switching and tonequality process to sound signal, connect with central processing unit (7) for the D/A converting circuit (5) sound signal being carried out to digital-to-analog conversion, connect with the radio module (2) for the treatment of FM and/or AM sound signal for the reception antenna (1) receiving FM/AM sound signal; Loudspeaker (6) for playing audio signal is connected with audio processing modules (3) by the power amplifier (4) for amplifying sound signal.
8., according to the on-vehicle navigation apparatus of the arbitrary described band RDS function of claim 1 to 7, it is characterized in that also comprising 4G communication module (13), this 4G communication module (13) connects with central processing unit (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520713352.1U CN204925401U (en) | 2015-09-15 | 2015-09-15 | Vehicle-mounted navigation device with RDS function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520713352.1U CN204925401U (en) | 2015-09-15 | 2015-09-15 | Vehicle-mounted navigation device with RDS function |
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| Publication Number | Publication Date |
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| CN204925401U true CN204925401U (en) | 2015-12-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520713352.1U Expired - Fee Related CN204925401U (en) | 2015-09-15 | 2015-09-15 | Vehicle-mounted navigation device with RDS function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108663055A (en) * | 2018-05-17 | 2018-10-16 | 佛山海格利德机器人智能设备有限公司 | A kind of automatic navigator of Screen sharing |
-
2015
- 2015-09-15 CN CN201520713352.1U patent/CN204925401U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108663055A (en) * | 2018-05-17 | 2018-10-16 | 佛山海格利德机器人智能设备有限公司 | A kind of automatic navigator of Screen sharing |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151230 Termination date: 20170915 |
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| CF01 | Termination of patent right due to non-payment of annual fee |