CN201341131Y

CN201341131Y - Light small-sized low power consumption comprehensive service processing module for radio station

Info

Publication number: CN201341131Y
Application number: CNU2009200317800U
Authority: CN
Inventors: 王小军; 杨迎春; 杨勇; 张凡; 张涛; 强丽娟
Original assignee: Shaanxi Fenghuo Communication Group Co Ltd
Current assignee: Shaanxi Fenghuo Communication Group Co Ltd
Priority date: 2009-01-21
Filing date: 2009-01-21
Publication date: 2009-11-04
Anticipated expiration: 2019-01-21

Abstract

The utility model discloses a light small-sized low power consumption comprehensive service processing module for radio station, which comprises a power supply module for supplying electricity to all the electricity consumption units; a central processing unit (CPU); an upper computer connected with the CPU; a field programmable gate array module (FPGA) with a built-in frequency control functional module, having intermediate frequency and baseband signal sampling processing function, and signal synchronization function; an audio frequency processing unit, a LED display unit and a real time clock chip respectively connected with the field programmable gate array module (FPGA). The audio frequency processing unit is a voice coding/decoding unit connected with a microphones group; the CPU is a dual-kernel microprocessor module integrated by a DSP processor and an ARM processor; a connection interfaces respectively connected with the intermediate frequency signal interface and the baseband signal interface are disposed on the field programmable gate array module (FPGA). The utility model achieves the advantages of small volume, low power consumption, strong service function, high data transmission speed and reliable communication performance; and has networking function at the same time.

Description

Module is handled with small-sized low-power consumption integrated service in a kind of radio station

Technical field

The utility model relates to radio station's technical field, especially relates to a kind of radio station and handles module with small-sized low-power consumption integrated service.

Background technology

It is the core of whole radio station that integrated service is handled the unit, and it finishes the integrated service functions such as modulation, coding, decoding, framing, networking of signal of communication, and mainly uses in the military communication field.At present, the processing of baseband signal is only supported in the anti-interference radio station of employed hand-hold type ultrashort wave, and not only message transmission rate is on the low side, and dominant frequency is low, processing speed is slow, and does not have networking function.

The utility model content

Technical problem to be solved in the utility model is at above-mentioned deficiency of the prior art, provide a kind of radio station to handle module with small-sized low-power consumption integrated service, its volume is little, low-power consumption, business function is strong and data transmission bauds is fast, communication performance is reliable, has networking function simultaneously.

For solving the problems of the technologies described above, the technical solution adopted in the utility model is: module is handled with small-sized low-power consumption integrated service in a kind of radio station, it is characterized in that: the power module that is included as each power unit power supply, CPU, the host computer that joins with CPU, have intermediate frequency and baseband signal sampling processing function and signal Synchronization function and be embedded with the field programmable gate array module FPGA of FREQUENCY CONTROL functional module, and the audio treatment unit that joins with field programmable gate array module FPGA respectively, LCD display unit and real-time timepiece chip; Described audio treatment unit is the encoding and decoding speech unit that joins with microphone group, and described CPU is by dsp processor and the integrated dual microprocessors module of arm processor; Field programmable gate array module FPGA is provided with respectively the connecting interface that joins with intermediate-freuqncy signal interface and baseband signal interface.

Described dsp processor is DSP kernel TMS320c55x.

Described arm processor is the ARM926 microprocessor.

Described FREQUENCY CONTROL functional module is the pseudo-noise code generator PRG that is used to produce frequency hopping pattern and frequency word.

Described encoding and decoding speech unit is Continuously Variable Slope modulation functional module CVSD.

Described CPU and field programmable gate array module FPGA all are connected to the FLASH memory.

Carry out two-way communication by the RS232 communication interface between described CPU and the host computer.

Described field programmable gate array module FPGA is provided with the A/D translation interface, and described field programmable gate array module FPGA joins by A/D modular converter and the intermediate-freuqncy signal interface that is connected on the described A/D translation interface.

Described CPU and input keyboard join.

The utility model compared with prior art has the following advantages: 1, rational in infrastructure and volume is little, can the implementation structure miniaturization, and the volume that whole integrated service is handled module is 47 * 138 * 3mm ³2, low in energy consumption, the average power consumption of whole service module 0.85W only under the standby mode, the maximum power dissipation of whole service module is no more than 1W, thereby can effective operating time of the present utility model.3, business function is strong, can realize simulated voice transmission and digital voice transfer function, support the transfer of data of maximum 19.2Kbps user data rate simultaneously, and support networking function harmony sign indicating number words transfer function, also have the anti-interference mode of frequency hopping, support FCS (idle channel search) function.4, antijamming capability is strong, can guarantee the reliability of communication, all can adopt an effective measure to single-frequency, multifrequency, partial-band, high-power interference etc.5, the utility model is a basic principle with modularized design, flexibility and extensibility, each several part 26S Proteasome Structure and Function module all can be used separately and be connected to each other again is an integral body, help the integrated of advanced signal processing and receiver design, have the prospect of using widely.6, with FPGA+DSP+ARM be core processing module, reserve intermediate frequency, baseband interface, can adapt to various different receivers systems and structure function design needs, in the actual application, only need to replace the firmware in the receiver, revise the software in the core processing module, can adapt to different communication systems.In a word, the utility model volume is little, low-power consumption and business function are strong, can realize high-speed digital transmission, improves radio station processing speed and can the self adaptation networking, and supports intermediate frequency, the various Signal Processing functions of base band.

Below by drawings and Examples, the technical solution of the utility model is described in further detail.

Description of drawings

Fig. 1 is a circuit block diagram of the present utility model.

Description of reference numerals:

The 1-CPU; 2-field programmable gate array module 3-host computer;

FPGA；

The 4-audio treatment unit; The 5-LCD display unit; The 6-real-time timepiece chip;

The 7-microphone group; 8-pseudo-noise code generator PRG; The 9-A/D modular converter;

10-intermediate-freuqncy signal interface; The 11-input keyboard; 12-RS 232 communication interfaces;

13-FLASH memory one; 14-FLASH memory two.

Embodiment

As shown in Figure 1, the host computer 3 that the utility model comprises the power module that is included as the power supply of each power unit, CPU 1, join with CPU 1, have intermediate frequency and baseband signal sampling processing function and signal Synchronization function and be embedded with the field programmable gate array module FPGA2 of FREQUENCY CONTROL functional module, and the audio treatment unit 4, LCD display unit 5 and the real-time timepiece chip 6 that join with field programmable gate array module FPGA2 respectively are the RTC chip.Described audio treatment unit 4 is the encoding and decoding speech unit that joins with microphone group 7 (comprising loud speaker and microphone etc.), and described CPU 1 is by dsp processor and the integrated dual microprocessors module of arm processor.Described CPU 1 is joined with input keyboard 11.Described field programmable gate array module FPGA2 is provided with respectively the connecting interface that joins with intermediate-freuqncy signal interface 10 and baseband signal interface.

In the present embodiment, described dsp processor is DSP kernel TMS320c55x, described arm processor is the ARM926 microprocessor, described FREQUENCY CONTROL functional module is the pseudo-noise code generator PRG8 that is used to produce frequency hopping pattern and frequency word, and described encoding and decoding speech unit is Continuously Variable Slope modulation functional module CVSD.Carry out two-way communication by RS232 communication interface 12 between described CPU 1 and the host computer 3.

Described CPU 1 and field programmable gate array module FPGA2 all are connected to the FLASH memory, are specially respectively the FLASH memory 1 and the FLASH memory 2 14 that join with CPU 1 and field programmable gate array module FPGA2.

Described field programmable gate array module FPGA2 is provided with the A/D translation interface, and described field programmable gate array module FPGA2 joins with intermediate-freuqncy signal interface 10 by the A/D modular converter 9 that is connected on the described A/D translation interface.

To sum up, field programmable gate array module FPGA2 is provided with the A/D translation interface of dual serial and D/A translation interface, signal detection module, correlator, filter, Digital Down Converter Module and with the JTAG debug port that CPU 1 is joined, also be provided with corresponding CVSD codec chip control interface, LCD display control module, random number generation module and real-time clock RTC read-write control module of joining with described encoding and decoding speech unit, LCD display unit 5 pseudo-noise code generator PRG8, real-time timepiece chip 6 respectively.What described dsp processor and arm processor used is the OMAP dual core processor, and it has comprised and uses TMS320c55xDSP kernel and low-power consumption enhanced arm 926 microprocessors and outside FLASH memory 1 widely.Communicating by letter between described dsp processor and arm processor utilizes that distinctive high-speed communication MailBox realizes in the OMAP dual core processor, can improve the response processing speed of the utility model digital signal processing platform.Described encoding and decoding speech processing unit and intermediate-freuqncy signal interface 10 and baseband signal interface section and described signal detection module can be realized simulation, digital audio speech processing capacity and intermediate frequency, baseband signal sampling processing function.

The above; it only is preferred embodiment of the present utility model; be not that the utility model is imposed any restrictions; everyly any simple modification that above embodiment did, change and equivalent structure are changed, all still belong in the protection range of technical solutions of the utility model according to the utility model technical spirit.

Claims

1. module is handled with small-sized low-power consumption integrated service in a radio station, it is characterized in that: the host computer (3) that is included as the power module, CPU (1) of each power unit power supply, joins with CPU (1), have intermediate frequency and baseband signal sampling processing function and signal Synchronization function and be embedded with the field programmable gate array module FPGA (2) of FREQUENCY CONTROL functional module, and the audio treatment unit (4), LCD display unit (5) and the real-time timepiece chip (6) that join with field programmable gate array module FPGA (2) respectively; Described audio treatment unit (4) is the encoding and decoding speech unit that joins with microphone group (7), and described CPU (1) is by dsp processor and the integrated dual microprocessors module of arm processor; Field programmable gate array module FPGA (2) is provided with respectively the connecting interface that joins with intermediate-freuqncy signal interface (10) and baseband signal interface.

2. handle module according to the described a kind of radio station of claim 1 with small-sized low-power consumption integrated service, it is characterized in that: described dsp processor is DSP kernel TMS320c55x.

3. handle module according to the described a kind of radio station of claim 2 with small-sized low-power consumption integrated service, it is characterized in that: described arm processor is the ARM926 microprocessor.

4. handle module according to claim 1,2 or 3 described a kind of radio station with small-sized low-power consumption integrated service, it is characterized in that: described FREQUENCY CONTROL functional module is the pseudo-noise code generator PRG (8) that is used to produce frequency hopping pattern and frequency word.

5. handle module according to claim 1,2 or 3 described a kind of radio station with small-sized low-power consumption integrated service, it is characterized in that: described encoding and decoding speech unit is Continuously Variable Slope modulation functional module CVSD.

6. handle module according to claim 1,2 or 3 described a kind of radio station with small-sized low-power consumption integrated service, it is characterized in that: described CPU (1) and field programmable gate array module FPGA (2) all are connected to the FLASH memory.

7. handle module according to claim 1,2 or 3 described a kind of radio station with small-sized low-power consumption integrated service, it is characterized in that: carry out two-way communication by RS 232 communication interfaces (12) between described CPU (1) and the host computer (3).

8. handle module according to claim 1,2 or 3 described a kind of radio station with small-sized low-power consumption integrated service, it is characterized in that: described field programmable gate array module FPGA (2) is provided with the A/D translation interface, and described field programmable gate array module FPGA (2) joins with intermediate-freuqncy signal interface (10) by the A/D modular converter (9) that is connected on the described A/D translation interface.

9. handle module according to claim 1,2 or 3 described a kind of radio station with small-sized low-power consumption integrated service, it is characterized in that: described CPU (1) is joined with input keyboard (11).