CN106209153A - A kind of remote-controlled chip of high integration - Google Patents
A kind of remote-controlled chip of high integration Download PDFInfo
- Publication number
- CN106209153A CN106209153A CN201610792733.2A CN201610792733A CN106209153A CN 106209153 A CN106209153 A CN 106209153A CN 201610792733 A CN201610792733 A CN 201610792733A CN 106209153 A CN106209153 A CN 106209153A
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- CN
- China
- Prior art keywords
- frequency
- chip
- radio
- base
- processing controller
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
- H04L27/12—Modulator circuits; Transmitter circuits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
- H04L27/14—Demodulator circuits; Receiver circuits
Abstract
The present invention relates to the remote-controlled chip of a kind of high integration, including RF radio-frequency front-end integrated circuit and RF periphery matching integrated circuit；RF periphery matching integrated circuit includes Base-Band Processing controller, power module, oscillating buffer and keystroke handling module, Base-Band Processing controller is connected with the transmitter in RF radio-frequency front-end integrated circuit, receiver, RF frequency synthesizer, GFSK modem and radio-frequency (RF) switch respectively, keystroke handling module is connected with Base-Band Processing controller, and oscillating buffer is connected with RF frequency synthesizer, GFSK modem and Base-Band Processing controller respectively；The SPI serial ports being used for data configuration and the chip external MCU microcontroller keystroke handling module of baseband processing module are replaced by the present invention, realize button data information mutual communication and the information processing function, and keystroke handling module is integrated into chip internal, substantially increase the integrated level of chip, reduce the development difficulty of chip and the cost of chip simultaneously.
Description
Technical field
The present invention relates to a kind of radio transmitting and receiving chip, the remote-controlled chip of a kind of high integration.
Background technology
The most many applications all use and wirelessly carry out data transmission, and these fields relate to micro radio net
Industrial data collection, wireless remote-control system etc. are notified from a phone call in network, radio meter register, gate control system, community.Kind due to radio transmitting and receiving chip
Class and quantity are the most, the selection of radio transmitting and receiving chip in the design it is critical that.
As a example by the radio transmitting and receiving chip of the 2.4GHZ of high integration, integrated transmitter on its sheet, receiver, frequency is combined
Clutch, GFSK modem.Power adjustable supported by transmitter, and receiver uses digital extended communication mechanism, at complex environment
Under the conditions of strong jamming, excellent transmitting-receiving performance can be reached.
At present, the function of 2.4G radio transmitting and receiving chip is the most highly developed, and according to the difference of application, it each stresses to realize
Function different, the most different, existing radio transmitting and receiving chip peripheral circuit simply, and is required to external MCU
Microcontroller carries out processing and intercommunication as the data sent or receive, and realizes different functions with this, and external MCU is micro-
Processor needs possess the functions such as signal transmission, frequency hopping, logical operations, external MCU microcontroller cause the structure of product complicated,
Size is relatively big, and integrated level is low, and development difficulty is big, simultaneously because need to increase chip be also unfavorable for the reduction of development cost.
Summary of the invention
It is an object of the invention to overcome the shortcoming of prior art, it is provided that the wireless remote control chip of a kind of high integration, should
The SPI serial ports being used for data configuration and the external MCU microprocessor of Base-Band Processing controller are integrated, with pressing by chip
Key processing module replaces, it is achieved button data information mutual communication and the information processing function.
For realizing above technical purpose, the technical scheme is that the remote-controlled chip of a kind of high integration, penetrate including RF
Frequently front end integrated circuit and RF periphery matching integrated circuit；Described RF radio-frequency front-end integrated circuit includes that transmitter, RF frequency are combined
Clutch, radio-frequency (RF) switch, receiver and GFSK modem, described radio-frequency (RF) switch by antenna respectively with transmitter and receiver phase
Even, RF frequency synthesizer is connected with transmitter and receiver respectively, GFSK modem respectively with transmitter, receiver and RF
Frequency synthesizer is connected；It is characterized in that: described RF periphery matching integrated circuit include Base-Band Processing controller, power module,
Clock management and reset circuit and keystroke handling module, described Base-Band Processing controller respectively with in RF radio-frequency front-end integrated circuit
Transmitter, receiver, RF frequency synthesizer, GFSK modem be connected with radio-frequency (RF) switch, described keystroke handling module with
Base-Band Processing controller be connected, described Clock management and reset circuit respectively with RF frequency synthesizer, GFSK modem and
Base-Band Processing controller is connected.
Further, described transmitter is made up of GFSK radiating circuit, and described receiver is received circuit by GFSK and constitutes, institute
Stating GFSK modem is analog phase-locked look, and described power module is low-dropout regulator.
Further, described keystroke handling module includes shift register, low pass filter, data sampler, micro-process
Device, described shift register and logical AND gate composition low pass filter, the information that button is pressed by described low pass filter is carried out
High frequency filter processes, and low frequency signal is acquired by described data sampler, and the signal after collection is the direct mapping value of button,
Signal after gathering again passes to Base-Band Processing controller.
Further, described data acquisition unit is 6 tunnels, and sample frequency is 1KHZ, and sampling depth is 20 bit.
Further, Base-Band Processing controller is integrated with digital state machine, register module, data frame buffer and logic
Module, forward error correction alarm module, cyclic redundancy check error alarm module.
Further, the frequency of described transmitter and receiver is 2.4GHZ.
From the above, it can be seen that the beneficial effects of the present invention is:
This chip is by integrated for MCU microprocessor external to the SPI serial ports being used for data configuration of Base-Band Processing controller and chip
Together, replace by keystroke handling module, it is achieved button data information mutual communication and the information processing function, so greatly reduce
The development difficulty of chip, improves the integrated level of chip, reduces the cost of exploitation chip.
Accompanying drawing explanation
Fig. 1 is the structural representation of the remote-controlled chip of the present invention.
Fig. 2 is the schematic flow sheet of the remote-controlled chip emission process of the present invention.
Fig. 3 is the schematic flow sheet of the remote-controlled chip reception process of the present invention.
Accompanying drawing illustrate: 100-Base-Band Processing controller, 101-power module, 102-transmitter, 103-RF frequency synthesizer,
At 104-radio-frequency (RF) switch, 105-receiver, 106-GFSK modem, 107-Clock management and reset circuit, 108-button
Reason module.
Detailed description of the invention
Below in conjunction with the accompanying drawings the present invention is described in further details.
With reference to the accompanying drawings shown in 1, the remote-controlled chip of a kind of high integration, including peripheral of RF radio-frequency front-end integrated circuit and RF
Join integrated circuit.
Described RF radio-frequency front-end integrated circuit includes transmitter 102, RF frequency synthesizer 103, radio-frequency (RF) switch 104, receives
Machine 105 and GFSK modem 106, antenna is connected by described radio-frequency (RF) switch 104 respectively with transmitter 102 and receiver 105,
RF frequency synthesizer 103 is connected with transmitter 102 and receiver 105 respectively, GFSK modem 106 respectively with transmitter
102, receiver 105 is connected with RF frequency synthesizer 103；Described transmitter 102 is made up of GFSK radiating circuit, described reception
Machine 105 is received circuit by GFSK and constitutes, and described GFSK modem 106 is analog phase-locked look, described RF frequency synthesizer 103
There is provided stable accurate frequency for transmitter 102, provide local oscillation signal, described analog phase-locked look to be to connect for receiver 105
Sending and receiving are penetrated communicating pair and are set up carrier synchronization or bit synchronization, provide a stable frequency signal, described transmitting for transmitter 102
The frequency of machine 102 and receiver 105 is 2.4GHZ.
Described RF periphery matching integrated circuit includes Base-Band Processing controller 100, power module 101, Clock management and answers
Position circuit 107 and keystroke handling module 108, described Base-Band Processing controller 100 respectively with in RF radio-frequency front-end integrated circuit
Transmitter 102, receiver 105, RF frequency synthesizer 103, GFSK modem 106 are connected with radio-frequency (RF) switch 104, described
Keystroke handling module 108 is connected with Base-Band Processing controller 100, described Clock management and reset circuit 107 respectively with RF frequency
Synthesizer 103, GFSK modem 106 are connected with Base-Band Processing controller 100, described Clock management and reset circuit 107
The input interface is the i.e. chip of XTALI(the 7th interface), output interface is the 6th interface of the i.e. chip of XTALO().
Described keystroke handling module 108 includes shift register, low pass filter, data sampler, described shift LD
Device and logical AND gate composition low pass filter, the signal that button is pressed by described low pass filter carries out High frequency filter, and high frequency is filtered
Low frequency signal after ripple carries out data acquisition by data sampler, and described data sampler uses 6 circuit-switched data collections, gathers frequency
Rate is 1KHZ, and sampling depth is 20 bit, and the signal after collection is the direct mapping value of button, then will gather after signal transmission
It is analyzed processing to Base-Band Processing controller 100.
Described power module 101 is low-dropout regulator, described low-dropout regulator input interface be VDD33(i.e.
12nd interface of chip), output interface is the 5th interface of the i.e. chip of VDD18().
Described Base-Band Processing controller 100 is integrated with digital state machine, register module, data frame buffer and logic mould
Block, forward error correction alarm module, cyclic redundancy check error alarm module；The interface of described Base-Band Processing controller 100 has
SPI_SS interface (i.e. the 14th interface of chip), MOSI interface (i.e. the 1st interface of chip), MISO interface (i.e. core
2nd interface of sheet), SPI_CLK interface (i.e. the 16th interface of chip), (i.e. the 4th of chip connects RST_n interface
Mouthful), PKT interface (i.e. the 13rd interface of chip), data configuration interface therein is SPI_SS interface (i.e. the of chip
14 interfaces), MOSI interface (i.e. the 1st interface of chip), MISO interface (i.e. the 2nd interface of chip), SPI_CLK
Interface (i.e. the 16th interface of chip), Base-Band Processing controller 100 is by data configuration interface and keystroke handling module 108
It is connected.
The operation principle of the present invention:
Launch signal: as in figure 2 it is shown, the button that the processing module 108 that pushes button is external (forward key/the left key of key/backward/to
Right button/accelerator key), the signal that button is pressed by low pass filter carries out High frequency filter, and described data sampler is to low frequency signal
Being acquired, the signal after collection is analyzed processing by interface incoming Base-Band Processing controller 100, the numeral letter after process
Number being converted into analogue signal, analogue signal is sent to power amplifier after voltage controlled oscillator is modulated, and amplifies through power amplifier
After signal send transmitter 102 to and launched by antenna；
Receive signal: as it is shown on figure 3, the RF signal that antenna receives is sent to receiver 105, collect also through low-noise amplifier
Input mixer after amplification, frequency mixer carries out frequency conversion to the signal after amplifying and shifts to, more tentatively filters through band filter
Ripple, after be converted into digital signal through analog-digital converter, the digital data transmission after conversion is to Base-Band Processing controller 100, warp
Signal is passed through interface incoming keystroke handling module 108, described keystroke handling module by the process crossing Base-Band Processing controller 100
Signal is shown by 108 by LED display, lamp.
It is a feature of the present invention that existing wireless remote control chip is required to external MCU microcontroller, simultaneously with send or
The data that person receives carry out intercommunication and process, and the present invention is by external for chip MCU microcontroller and chip Base-Band Processing controller 100
The programmable interface keystroke handling module 108 for data configuration replace, the programmable interface of data configuration is SPI_SS
Interface (i.e. the 14th interface of chip), MISO/12C_DAT interface (i.e. the 1st interface of chip), MOSI/A4 interface are (i.e.
2nd interface of chip), SPI_CLK interface (i.e. the 16th interface of chip), be directly realized by key-press input and process, and will be by
Key processing module 108 is integrated into chip internal, improves the integrated level of chip, reduces the development difficulty of chip and produces chip
Cost.
Being described the present invention and embodiment thereof above, this description does not has restricted, shown in accompanying drawing also only
Being one of embodiments of the present invention, actual structure is not limited thereto.If the generally speaking ordinary skill people of this area
Member is enlightened by it, in the case of without departing from the invention objective, similar to this technical scheme without designing of creativeness
Frame mode and embodiment, protection scope of the present invention all should be belonged to.
Claims (6)
1. a remote-controlled chip for high integration, including RF radio-frequency front-end integrated circuit and RF periphery matching integrated circuit；Described
RF radio-frequency front-end integrated circuit includes transmitter (102), RF frequency synthesizer (103), radio-frequency (RF) switch (104), receiver (105)
With GFSK modem (106), described radio-frequency (RF) switch (104) by antenna respectively with transmitter (102) and receiver (105) phase
Even, RF frequency synthesizer (103) is connected with transmitter (102) and receiver (105) respectively, GFSK modem (106) point
It is not connected with transmitter (102), receiver (105) and RF frequency synthesizer (103), it is characterised in that: described RF periphery is mated
Integrated circuit includes at Base-Band Processing controller (100), power module (101), Clock management and reset circuit (107) and button
Reason module (108), described Base-Band Processing controller (100) respectively with the transmitter (102) in RF radio-frequency front-end integrated circuit, connect
Receipts machine (105), RF frequency synthesizer (103), GFSK modem (106) are connected with radio-frequency (RF) switch (104), at described button
Reason module (108) be connected with Base-Band Processing controller (100), described Clock management and reset circuit (107) respectively with RF frequency
Synthesizer (103), GFSK modem (106) are connected with Base-Band Processing controller (100).
The remote-controlled chip of a kind of high integration the most according to claim 1, it is characterised in that: described transmitter (102) by
GFSK radiating circuit is constituted, and described receiver (105) is received circuit by GFSK and constitutes, and described GFSK modem (106) is
Analog phase-locked look, described power module (101) is low-dropout regulator.
The remote-controlled chip of a kind of high integration the most according to claim 1, it is characterised in that: described keystroke handling module
(108) shift register, low pass filter, data sampler, described shift register and logical AND gate composition low pass filtered are included
Ripple device, the information that button is pressed by described low pass filter carries out High frequency filter process, and described data sampler is to low frequency signal
Being acquired, the signal after collection is the direct mapping value of button, then will gather after signal pass to Base-Band Processing controller
(100).
The remote-controlled chip of a kind of high integration the most according to claim 3, it is characterised in that: described data acquisition unit is 6
Road, sample frequency is 1KHZ, and sampling depth is 20 bit.
The remote-controlled chip of a kind of high integration the most according to claim 1, it is characterised in that: Base-Band Processing controller
(100) digital state machine, register module, data frame buffer and logic module, forward error correction alarm module, circulation it are integrated with
Redundancy check error alarm module.
The remote-controlled chip of a kind of high integration the most according to claim 1, it is characterised in that: described transmitter (102) and
The frequency of receiver (105) is 2.4GHZ.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610792733.2A CN106209153A (en) | 2016-08-31 | 2016-08-31 | A kind of remote-controlled chip of high integration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610792733.2A CN106209153A (en) | 2016-08-31 | 2016-08-31 | A kind of remote-controlled chip of high integration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106209153A true CN106209153A (en) | 2016-12-07 |
Family
ID=58086596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610792733.2A Pending CN106209153A (en) | 2016-08-31 | 2016-08-31 | A kind of remote-controlled chip of high integration |
Country Status (1)
| Country | Link |
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| CN (1) | CN106209153A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107147420A (en) * | 2017-06-14 | 2017-09-08 | 江苏钜芯集成电路技术股份有限公司 | Radio communication device and wireless communications method based on RF remote-controlled chip |
| CN108877695A (en) * | 2018-09-07 | 2018-11-23 | 天津光电通信技术有限公司 | A kind of wireless image receives display circuit and device |
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| JPH11266546A (en) * | 1998-03-16 | 1999-09-28 | Toshiba Corp | Electronic device |
| CN104052505A (en) * | 2013-11-07 | 2014-09-17 | 无锡泽太微电子有限公司 | Single-chip wireless transmitter, transmitting chip and signal transmitting method |
| CN204131515U (en) * | 2014-08-29 | 2015-01-28 | 北京信诺达泰思特科技股份有限公司 | A kind of mobile phone signal R-T unit |
| CN105022325A (en) * | 2015-08-18 | 2015-11-04 | 江苏钜芯集成电路技术有限公司 | Interface circuit for BT40 |
| CN206181019U (en) * | 2016-08-31 | 2017-05-17 | 江苏钜芯集成电路技术股份有限公司 | Remote control chip of high integration |
-
2016
- 2016-08-31 CN CN201610792733.2A patent/CN106209153A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11266546A (en) * | 1998-03-16 | 1999-09-28 | Toshiba Corp | Electronic device |
| CN104052505A (en) * | 2013-11-07 | 2014-09-17 | 无锡泽太微电子有限公司 | Single-chip wireless transmitter, transmitting chip and signal transmitting method |
| CN204131515U (en) * | 2014-08-29 | 2015-01-28 | 北京信诺达泰思特科技股份有限公司 | A kind of mobile phone signal R-T unit |
| CN105022325A (en) * | 2015-08-18 | 2015-11-04 | 江苏钜芯集成电路技术有限公司 | Interface circuit for BT40 |
| CN206181019U (en) * | 2016-08-31 | 2017-05-17 | 江苏钜芯集成电路技术股份有限公司 | Remote control chip of high integration |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107147420A (en) * | 2017-06-14 | 2017-09-08 | 江苏钜芯集成电路技术股份有限公司 | Radio communication device and wireless communications method based on RF remote-controlled chip |
| CN108877695A (en) * | 2018-09-07 | 2018-11-23 | 天津光电通信技术有限公司 | A kind of wireless image receives display circuit and device |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161207 |
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| RJ01 | Rejection of invention patent application after publication |