CN106685469A - Wireless communication device for synchronously receiving data - Google Patents
Wireless communication device for synchronously receiving data Download PDFInfo
- Publication number
- CN106685469A CN106685469A CN201710059647.5A CN201710059647A CN106685469A CN 106685469 A CN106685469 A CN 106685469A CN 201710059647 A CN201710059647 A CN 201710059647A CN 106685469 A CN106685469 A CN 106685469A
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- China
- Prior art keywords
- receiving data
- interface
- telecom equipment
- wireless telecom
- integrated circuit
- Prior art date
- 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.)
- Pending
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- 238000004891 communication Methods 0.000 title claims abstract description 15
- 238000003860 storage Methods 0.000 claims abstract description 12
- 230000001360 synchronised effect Effects 0.000 claims description 13
- 238000005070 sampling Methods 0.000 claims description 12
- 230000004044 response Effects 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 5
- 238000005516 engineering process Methods 0.000 claims description 5
- 230000008054 signal transmission Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
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
- H04L7/00—Arrangements for synchronising receiver with transmitter
- H04L7/0079—Receiver details
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Transceivers (AREA)
Abstract
The invention discloses a wireless communication device for synchronously receiving data. The electromagnetic signal transmission is performed between the wireless communication device and an external base station. The wireless communication device comprises a storage, a processor, an interface circuit and a transceiver, wherein the processor and the interface circuit are connected with the storage through a signal bus. The wireless communication device further comprises one or more I/O input output devices and one or more antennae, wherein the sending and receiving of the communication signal are realized in a wireless mode, namely, the wireless communication is realized by the antenna and the external base station; and the transceiver comprises a radio frequency integrated circuit and a baseband integrated circuit. The wireless communication device can accurately and stably send and receive the signal.
Description
Technical field
The present invention relates to a kind of Wireless Telecom Equipment of synchronous receiving data, belongs to Wireless Telecom Equipment technical field.
Background technology
Many wireless telecommunications systems can be joined with different patterns by global system for mobile communications (GSM), CDMA
Connect the different network communication standards such as mode (CDMA), Long Term Evolution (LTE) to realize operation.In order to substantially using such
The limited real estate of equipment, people switch these wireless telecommunications systems by using same set of transceiver module so as to can be
Run under different communication modes.But, these equipment are safeguarding holding baseband modem and RF IC
(RFIC) during receiver synchronism between, it is faced with difficult with challenge.The difficult challenge of this holding synchronism is more and equipment
System is after sleep pattern or relevant in the upper initial correspondence running established by cable after machine step.Additionally, in order to
Device systems are reduced using common radio frequency component to power and the requirement for taking up room, the sampling speed of RF IC
Rate may be different from the sampling rate of baseband modem.For the cycle period relevant with corresponding receiver sampling rate,
If the timing of receiver there occurs skew compared with multiple specific parts in the cycle, then have with modulation /demodulation Timed Recovery
The phase locked state of pass is then it may happen that lose.For example, for some correlation techniques based on CDMA connecting mode
Method, if the timing of receiver there occurs change with when preamble section more than its base band cycle period a quarter, then lock
Phase state will lose.In addition, between baseband modem and RF IC, wireless telecommunications system generally makes
It is used as the communication interface of standard with a kind of asynchronous digital RF interface.However, RF IC is to on-air radio signal
Sampling, and to by asynchronous digital radio-frequency communication interface transmission and received by base band first in first out (FIFO) buffer
Signal sampling for, time interval therebetween is not fixed.
The content of the invention
To solve above-mentioned technical problem, the present invention proposes a kind of Wireless Telecom Equipment of synchronous receiving data, and it can be accurate
Carry out receiving and transmitting signal with stable.
In order to achieve the above object, technical scheme is as follows：A kind of Wireless Telecom Equipment of synchronous receiving data,
It carries out electromagnetic signal propagation between external base station, including holder, processor, interface circuit and transceiver composition,
The processor and interface circuit are connected on memory by signal bus；Also set including one or more I/O input and output
Standby and one or more antennas, the transmission of communication signal is realized with receiving with wireless mode, i.e., by antenna and external base station
Realize wireless telecommunications；The transceiver includes RF IC and based band integrated circuit.
Preferably, the based band integrated circuit includes local storage and native processor, the locally stored utensil
There are clock cycle and the accurate timing gate pulse utility program of RF IC.
Preferably, the interface circuit includes digital signal processor.
Preferably, the memory includes wireless access technology configuration data module and application program.
Preferably, the equipment also includes interchangeable storage device.
Preferably, the RF IC and based band integrated circuit are coupling in by an asynchronous digital radio frequency interface
Together, the interface is by being arranged on RF IC the first asynchronous digital radio frequency interface component and be arranged on based band integrated circuit
On the second asynchronous digital radio frequency interface component composition.
Preferably, the based band integrated circuit is made up of the functional unit for linearly connecting, it is specifically included：Receive base band
First-in first-out buffer, multi tate finite impulse response (FIR) filter, baseband modem, ground floor timer, accurate timing
Gate pulse repeated sampling device；
Baseband modem is coupled at the output port of multi tate finite impulse response filter, baseband modulation solution
Device is adjusted to be also coupled on ground floor timer, accurate timing gate pulse repeated sampling device is received from ground floor timer
Accurate timing gate pulse trigger is marked as after first time grate pulse.
Preferably, the RF IC is sampled and by digital RF interface to sampling from antenna pair data
Data are transmitted, and receive base band first-in first-out buffer and above-mentioned sampled data are received in based band integrated circuit and is made
To receive the digital RF impulse cluster of signal baseband data.
Beneficial effects of the present invention：The Wireless Telecom Equipment of the present invention accurately can receive signal with stable, and
Signal quality is good.
Description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the theory diagram of receiver in Fig. 1；
Wherein：1. external base station, 2. holder, 3. processor, 4. interface circuit, 5. transceiver, 6. signal bus, 7.I/
O input-output equipment, 8. antenna, 9. RF IC, 10. based band integrated circuit, 11. local storages, 12. processing localities
Device, the clock cycle of 13. RF ICs, 14. accurate timing gate pulse utility programs, 15. digital signal processors,
16. wireless access technology configuration data modules, 17. application programs, 18. storage devices, 19. first asynchronous digital radio frequency interface groups
Part, 20. second asynchronous digital radio frequency interface components, 21. receive base band first-in first-out buffer, and 22. multi tate finite impulses ring
Answer filter, 23. baseband modems, 24. ground floor timers, 25. accurate timing gate pulse repeated sampling devices, 26.
Accurate timing gate pulse trigger, 27. digital RF impulse clusters.
Specific embodiment
With reference to specific embodiment, the present invention is further detailed explanation.
As depicted in figs. 1 and 2, a kind of Wireless Telecom Equipment of synchronous receiving data, it carries out electricity between external base station 1
Magnetic signal is propagated, including holder 2, processor 3, interface circuit 4 and transceiver 5 are constituted, and the processor 3 and interface are electric
Road 4 is connected on memory 2 by signal bus 6；Also include one or more I/O input-output equipment 7 and one or many
Individual antenna 8, the transmission of communication signal with wireless mode realization, i.e., realizes channel radio with reception by antenna 8 and external base station 1
News；The transceiver 5 includes RF IC 9 and based band integrated circuit 10.
The based band integrated circuit 10 includes local storage 11 and native processor 12, and the local storage 11 has
The clock cycle 13 of RF IC and accurate timing gate pulse utility program 14.
The interface circuit 4 includes digital signal processor 15.
The memory 2 includes wireless access technology configuration data module 16 and application program 17.
The equipment also includes interchangeable storage device 18.
The RF IC 9 and based band integrated circuit 10 are coupled by an asynchronous digital radio frequency interface,
The interface is by being arranged on RF IC 9 first asynchronous digital radio frequency interface component 19 and be arranged on based band integrated circuit 10
On the second asynchronous digital radio frequency interface component 20 constitute.
The based band integrated circuit 10 is made up of the functional unit for linearly connecting, and it is specifically included：Receive the advanced elder generation of base band
Go out buffer 21, multi tate finite impulse response (FIR) filter 22, baseband modem 23, ground floor timer 24, accurate fixed
When gate pulse repeated sampling device 25；
Baseband modem 23 is coupled at the output port of multi tate finite impulse response filter 22, and base band is adjusted
Modulator-demodulator 23 is also coupled on ground floor timer 24, and accurate timing gate pulse repeated sampling device 25 is from ground floor timing
Receive at device 24 and accurate timing gate pulse trigger 26 is marked as after first time grate pulse.
The RF IC 9 is sampled to data from antenna 8 and sampled data is entered by digital RF interface
Row transmission, receive base band first-in first-out buffer 21 receive in based band integrated circuit 10 above-mentioned sampled data and as
Receive the digital RF impulse cluster 27 of signal baseband data.
Claims (8)
1. a kind of Wireless Telecom Equipment of synchronous receiving data, it carries out electromagnetic signal propagation between external base station (1), and it is special
Levy and be, including holder (2), processor (3), interface circuit (4) and transceiver (5) composition, the processor (3) and
Interface circuit (4) is connected on memory (2) by signal bus (6)；Also include one or more I/O input-output equipment
(7) and one or more antennas (8), the transmission of communication signal with receive with wireless mode realization, i.e., by antenna (8) with it is outer
Realize wireless telecommunications in portion base station (1)；The transceiver (5) includes RF IC (9) and based band integrated circuit (10).
2. the Wireless Telecom Equipment of synchronous receiving data according to claim 1, it is characterised in that the integrated electricity of the base band
Road (10) includes local storage (11) and native processor (12), and the local storage (11) is with RF IC
Clock cycle (13) and accurate timing gate pulse utility program (14).
3. the Wireless Telecom Equipment of synchronous receiving data according to claim 2, it is characterised in that the interface circuit
(4) comprising digital signal processor (15).
4. the Wireless Telecom Equipment of synchronous receiving data according to claim 3, it is characterised in that the memory (2)
Including wireless access technology configuration data module (16) and application program (17).
5. the Wireless Telecom Equipment of synchronous receiving data according to claim 4, it is characterised in that the equipment also includes can
The storage device (18) of replacement.
6. the Wireless Telecom Equipment of synchronous receiving data according to claim 1, it is characterised in that the integrated electricity of the radio frequency
Road (9) and based band integrated circuit (10) are coupled by an asynchronous digital radio frequency interface, and the interface is by being arranged on radio frequency
On integrated circuit (9) the first asynchronous digital radio frequency interface component (19) and be arranged on based band integrated circuit (10) it is second asynchronous
Digital RF interface module (20) is constituted.
7. the Wireless Telecom Equipment of synchronous receiving data according to claim 6, it is characterised in that the integrated electricity of the base band
Road (10) is made up of the functional unit for linearly connecting, and it is specifically included：Receiving base band first-in first-out buffer (21), multi tate has
Limit impulse response filter (22), baseband modem (23), ground floor timer (24), accurate timing gate pulse repeat
Sampler (25)；
Baseband modem (23) is coupled at the output port of multi tate finite impulse response filter (22), and base band is adjusted
Modulator-demodulator (23) is also coupled on ground floor timer (24), and accurate timing gate pulse repeated sampling device (25) is from first
Layer timer (24) place receives and accurate timing gate pulse trigger (26) is marked as after the first time grate pulse.
8. the Wireless Telecom Equipment of synchronous receiving data according to claim 7, it is characterised in that the integrated electricity of the radio frequency
Road (9) is sampled to data from antenna (8) and sampled data is transmitted by digital RF interface, receives base band advanced
First go out buffer (21) and above-mentioned sampled data is received in based band integrated circuit (10) and as reception signal baseband number
According to digital RF impulse cluster (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710059647.5A CN106685469A (en) | 2017-01-24 | 2017-01-24 | Wireless communication device for synchronously receiving data |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710059647.5A CN106685469A (en) | 2017-01-24 | 2017-01-24 | Wireless communication device for synchronously receiving data |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106685469A true CN106685469A (en) | 2017-05-17 |
Family
ID=58859157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710059647.5A Pending CN106685469A (en) | 2017-01-24 | 2017-01-24 | Wireless communication device for synchronously receiving data |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106685469A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101043227A (en) * | 2007-02-01 | 2007-09-26 | 宇龙计算机通信科技(深圳)有限公司 | Multi-mode mobile communication terminal and its RF receiving and transmitting circuit, method |
| US20140126615A1 (en) * | 2012-11-06 | 2014-05-08 | Motorola Mobility Llc | Synchronizing receive data over a digital radio frequency (rf) interface |
| CN104737453A (en) * | 2012-08-07 | 2015-06-24 | 谷歌技术控股有限责任公司 | Tunable inter-antenna isolation |
-
2017
- 2017-01-24 CN CN201710059647.5A patent/CN106685469A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101043227A (en) * | 2007-02-01 | 2007-09-26 | 宇龙计算机通信科技(深圳)有限公司 | Multi-mode mobile communication terminal and its RF receiving and transmitting circuit, method |
| CN104737453A (en) * | 2012-08-07 | 2015-06-24 | 谷歌技术控股有限责任公司 | Tunable inter-antenna isolation |
| US20140126615A1 (en) * | 2012-11-06 | 2014-05-08 | Motorola Mobility Llc | Synchronizing receive data over a digital radio frequency (rf) interface |
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Application publication date: 20170517 |