CN204615821U - A kind of ultra short wave communication terminal based on programmable gate array - Google Patents
A kind of ultra short wave communication terminal based on programmable gate array Download PDFInfo
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- CN204615821U CN204615821U CN201520366927.7U CN201520366927U CN204615821U CN 204615821 U CN204615821 U CN 204615821U CN 201520366927 U CN201520366927 U CN 201520366927U CN 204615821 U CN204615821 U CN 204615821U
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Abstract
The utility model relates to a kind of control system, more specifically to a kind of ultra short wave communication terminal based on programmable gate array, be applied to ultra short wave communication field, programmable gate array is adopted to carry out the modulation /demodulation of signal, the transport tape of signal is roomy, transmission rate is high, and adopt modularized design, system bulk is little.Loudspeaker are used for playing sound.Pick-up is for obtaining external sound signal and voice signal being converted into current signal.Analog signal is converted into digital data transmission to programmable gate array by pronounciation processing chip, and digital signal is also carried out digital-to-analogue conversion by the digital signal that pronounciation processing chip receiving processor transmits.Processor is used for receiving demodulation signal and carries out reception process to signal.Keyboard is used for sending instruction to processor.Programmable gate array carries out modulation and demodulation to signal, exports synchronizing information.Radio-frequency (RF) transceiver is used for the process of radiofrequency signal.
Description
Technical field
The utility model relates to a kind of communicator, more specifically to a kind of ultra short wave communication terminal based on programmable gate array.
Background technology
Along with the development of technology, people have higher requirement to the stability of ultra short wave communication, reliability, traffic rate and communication quality, make ultra short wave communication have much new development trend.Traditional ultrashort wave frequency hopping station great majority are all adopt arrowband frequency hopping, and when frequency hopping rate has in limited time, antijamming capability is also very limited.Generally can also improve antijamming capability by the mode strengthening signal bandwidth, the technology such as usual employing encryption, error correction, but effective transmission speed can be made like this to reduce, solution increases channel width to improve the effective transmission speed of information, and therefore the Broadband high-speed data communication technology becomes a trend of ultra short wave communication.Meet people to flexibility and ambulant requirement, mini mobileization also becomes the certainty of Ultra-short Wave Communication Technique development.
Summary of the invention
The technical problem that the utility model mainly solves is: provide a kind of ultra short wave communication terminal based on programmable gate array, be applied to ultra short wave communication field, programmable gate array is adopted to carry out the modulation /demodulation of signal, the transport tape of signal is roomy, transmission rate is high, adopt modularized design, system bulk is little.
For solving the problems of the technologies described above, the utility model relates to a kind of control system, more specifically to a kind of ultra short wave communication terminal based on programmable gate array, comprise loudspeaker, pick-up, pronounciation processing chip, processor, matrix keyboard, programmable gate array, display chip, LCDs, digital to analog converter, analog to digital converter, radio-frequency (RF) transceiver and antenna, be applied to ultra short wave communication field, programmable gate array is adopted to carry out the modulation /demodulation of signal, the transport tape of signal is roomy, transmission rate is high, adopt modularized design, system bulk is little.
Loudspeaker are connected with pronounciation processing chip, and loudspeaker are used for playing sound.Pick-up is connected with pronounciation processing chip, and pick-up is for obtaining external sound signal and voice signal being converted into current signal.Pronounciation processing chip is connected with processor, pronounciation processing chip is connected with programmable gate array, analog signal is converted into digital data transmission to programmable gate array by pronounciation processing chip, and digital signal is also carried out digital-to-analogue conversion by the digital signal that pronounciation processing chip receiving processor transmits.Processor is used for receiving demodulation signal and processes signal, resets to programmable gate array, controls the transmission of radiofrequency signal, controls sound horn.Keyboard is connected with processor, and keyboard is used for sending instruction to processor.Programmable gate array carries out modulation and demodulation to signal, exports synchronizing information.Display chip input is connected with programmable gate array, and output is connected with LCDs, and display chip is used for the process of figure signal, converts the signal into the discernible analog signal of LCDs.LCDs is used for providing display interface.Digital to analog converter input is connected with processor, and output is connected with radio-frequency (RF) transceiver, and digital to analog converter is used for analog signal to be converted to digital signal.Analog to digital converter input is connected with radio-frequency (RF) transceiver, and output is connected with processor, and analog to digital converter is used for digital signal to be converted into analog signal.Radio-frequency (RF) transceiver is used for the process of radiofrequency signal.Antenna is used for the transmitting-receiving of radiofrequency signal, and for expanding the radiation scope of radiofrequency signal, antenna is connected with radio-frequency (RF) transceiver.
As the further optimization of this programme, the pronounciation processing chip that the pronounciation processing chip described in a kind of ultra short wave communication terminal based on programmable gate array of the utility model selects Fu Di Science and Technology Ltd. to produce, its model is FL124-WE.
As the further optimization of this programme, the processor that the processor described in a kind of ultra short wave communication terminal based on programmable gate array of the utility model selects Texas Instruments, Inc to produce, its model is DM3730.
As the further optimization of this programme, the programmable gate array that the programmable gate array described in a kind of ultra short wave communication terminal based on programmable gate array of the utility model selects Science and Technology Ltd. of match SEL to produce, its model is XC6VLX75T.
As the further optimization of this programme, the radio-frequency (RF) transceiver that the radio-frequency (RF) transceiver described in a kind of ultra short wave communication terminal based on programmable gate array of the utility model selects Mei Xin Semiconductor Co., Ltd to produce, its model is MLX90132.
The beneficial effect of a kind of ultra short wave communication terminal based on programmable gate array of the utility model is:
A. can be applicable to ultra short wave communication;
B. signaling rate is fast;
C. strong interference immunity;
D. compact conformation.
Accompanying drawing explanation
Fig. 1 is the system block diagram of a kind of ultra short wave communication terminal based on programmable gate array of the utility model.
Embodiment
In FIG, the utility model relates to a kind of control system, more specifically to a kind of ultra short wave communication terminal based on programmable gate array, comprise loudspeaker, pick-up, pronounciation processing chip, processor, matrix keyboard, programmable gate array, display chip, LCDs, digital to analog converter, analog to digital converter, radio-frequency (RF) transceiver and antenna, be applied to ultra short wave communication field, programmable gate array is adopted to carry out the modulation /demodulation of signal, the transport tape of signal is roomy, transmission rate is high, adopt modularized design, system bulk is little.
Loudspeaker are connected with pronounciation processing chip, and loudspeaker are used for playing sound.Pick-up is connected with pronounciation processing chip, and pick-up is for obtaining external sound signal and voice signal being converted into current signal.Pronounciation processing chip is connected with processor, pronounciation processing chip is connected with programmable gate array, analog signal is converted into digital data transmission to programmable gate array by pronounciation processing chip, and digital signal is also carried out digital-to-analogue conversion by the digital signal that pronounciation processing chip receiving processor transmits.The pronounciation processing chip that pronounciation processing chip selects Fu Di Science and Technology Ltd. to produce, its model is FL124-WE.When needs call, personnel's one's voice in speech is taked by pick-up, pick-up receives voice signal, and produce corresponding current signal, pick-up is by current signal transfer to pronounciation processing chip, and current signal to be converted into digital data transmission after digital signal to programmable gate array by pronounciation processing chip.Processor exports control command to pronounciation processing chip, and digital signal is converted into current signal to pronounciation processing chip and by Signal transmissions to loudspeaker, loudspeaker receive current signal and vibration sounding, plays voice.
The processor that processor selects Texas Instruments, Inc to produce, its model is DM3730.Processor is used for receiving demodulation signal and processes signal, resets to programmable gate array, controls the transmission of radiofrequency signal, controls sound horn.Keyboard is connected with processor, and keyboard is used for sending instruction to processor.Digital to analog converter input is connected with processor, and output is connected with radio-frequency (RF) transceiver, and digital to analog converter is used for analog signal to be converted to digital signal.The radio-frequency (RF) transceiver that radio-frequency (RF) transceiver selects Mei Xin Semiconductor Co., Ltd to produce, its model is MLX90132.Radio-frequency (RF) transceiver is used for the process of radiofrequency signal.Antenna is used for the transmitting-receiving of radiofrequency signal, and for expanding the radiation scope of radiofrequency signal, antenna is connected with radio-frequency (RF) transceiver.Processor receives push button signalling, and export control command to digital to analog converter after process computing is carried out to push button signalling, digital to analog converter transfers to radio-frequency (RF) transceiver after digital signal is converted into current signal, radio-frequency (RF) transceiver transfers to antenna after current signal is converted into frequency electromagnetic waves, and frequency electromagnetic waves is launched by antenna.
The programmable gate array that programmable gate array selects Science and Technology Ltd. of match SEL to produce, its model is XC6VLX75T.Programmable gate array carries out modulation and demodulation to signal, exports synchronizing information.Analog to digital converter input is connected with radio-frequency (RF) transceiver, and output is connected with processor, and analog to digital converter is used for digital signal to be converted into analog signal.Display chip input is connected with programmable gate array, and output is connected with LCDs, and display chip is used for the process of figure signal, figure signal is converted to the discernible analog signal of LCDs.LCDs is used for providing display interface.When antenna receives radiofrequency signal, antenna by radio signal transmission to radio-frequency (RF) transceiver, radio-frequency (RF) transceiver receives radiofrequency signal and radiofrequency signal is converted into corresponding current signal, afterwards radio-frequency (RF) transceiver by current signal transfer to programmable gate array, demodulation module in programmable gate array exports restituted signal after carrying out demodulation process to signal, and restituted signal is synchronized to processor and display chip, processor exports control command after processing signal, controls loudspeaker and plays sound.Programmable gate array only for the modulation and demodulation of signal, have very large process space-reception process multi-channel signal.After display chip processes signal, signal is graphically delivered to liquid crystal display screen display.
Certain above-mentioned explanation is not limitation of the utility model; the utility model is also not limited only to above-mentioned citing; the change that those skilled in the art make in essential scope of the present utility model, remodeling, interpolation or replacement, also belong to protection range of the present utility model.
Claims (5)
1. the ultra short wave communication terminal based on programmable gate array, comprise loudspeaker, pick-up, pronounciation processing chip, processor, matrix keyboard, programmable gate array, display chip, LCDs, digital to analog converter, analog to digital converter, radio-frequency (RF) transceiver and antenna, it is characterized in that: loudspeaker are connected with pronounciation processing chip, loudspeaker are used for playing sound; Pick-up is connected with pronounciation processing chip, and pick-up is for obtaining external sound signal and voice signal being converted into current signal; Pronounciation processing chip is connected with processor, pronounciation processing chip is connected with programmable gate array, analog signal is converted into digital data transmission to programmable gate array by pronounciation processing chip, and digital signal is also carried out digital-to-analogue conversion by the digital signal that pronounciation processing chip receiving processor transmits; Processor is used for receiving demodulation signal and processes signal, resets to programmable gate array, controls the transmission of radiofrequency signal, controls sound horn; Keyboard is connected with processor, and keyboard is used for sending instruction to processor; Programmable gate array carries out modulation and demodulation to signal, exports synchronizing information; Display chip input is connected with programmable gate array, and output is connected with LCDs, and display chip is used for the process of figure signal, converts the signal into the discernible analog signal of LCDs; LCDs is used for providing display interface; Digital to analog converter input is connected with processor, and output is connected with radio-frequency (RF) transceiver, and digital to analog converter is used for analog signal to be converted to digital signal; Analog to digital converter input is connected with radio-frequency (RF) transceiver, and output is connected with processor, and analog to digital converter is used for digital signal to be converted into analog signal; Radio-frequency (RF) transceiver is used for the process of radiofrequency signal; Antenna is used for the transmitting-receiving of radiofrequency signal, and for expanding the radiation scope of radiofrequency signal, antenna is connected with radio-frequency (RF) transceiver.
2. a kind of ultra short wave communication terminal based on programmable gate array according to claim 1, it is characterized in that: the pronounciation processing chip that described pronounciation processing chip selects Fu Di Science and Technology Ltd. to produce, its model is FL124-WE.
3. a kind of ultra short wave communication terminal based on programmable gate array according to claim 1, it is characterized in that: the processor that described processor selects Texas Instruments, Inc to produce, its model is DM3730.
4. a kind of ultra short wave communication terminal based on programmable gate array according to claim 1, is characterized in that: the programmable gate array that described programmable gate array selects Science and Technology Ltd. of match SEL to produce, and its model is XC6VLX75T.
5. a kind of ultra short wave communication terminal based on programmable gate array according to claim 1, it is characterized in that: the radio-frequency (RF) transceiver that described radio-frequency (RF) transceiver selects Mei Xin Semiconductor Co., Ltd to produce, its model is MLX90132.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520366927.7U CN204615821U (en) | 2015-06-01 | 2015-06-01 | A kind of ultra short wave communication terminal based on programmable gate array |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520366927.7U CN204615821U (en) | 2015-06-01 | 2015-06-01 | A kind of ultra short wave communication terminal based on programmable gate array |
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| Publication Number | Publication Date |
|---|---|
| CN204615821U true CN204615821U (en) | 2015-09-02 |
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|---|---|---|---|
| CN201520366927.7U Expired - Fee Related CN204615821U (en) | 2015-06-01 | 2015-06-01 | A kind of ultra short wave communication terminal based on programmable gate array |
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| CN (1) | CN204615821U (en) |
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2015
- 2015-06-01 CN CN201520366927.7U patent/CN204615821U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150902 Termination date: 20160601 |