Broadband waveform generation assembly and method
A broadband waveform and component technology, applied in the field of broadband waveform generation components, can solve problems such as time-consuming, laborious, and poor consistency
Active Publication Date: 2021-06-29
BEIJING INST OF RADIO MEASUREMENT
View PDF8 Cites 0 Cited by
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
[0002] Existing broadband waveform generation components can only output broadband waveforms with a specific bandwidth and pulse width, and when performing amplitude and phase pre-distortion, other devices need to be used to record the transmitted waveform, calculate and store the distortion characteristics, when multiple components When the consistency of amplitude and phase characteristics is poor, it is necessary to repeatedly record and calculate, which is time-consuming and laborious
Method used
the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View moreImage
Smart Image Click on the blue labels to locate them in the text.
Smart ImageViewing Examples
Examples
Experimental program
Comparison scheme
Effect test
Embodiment Construction
[0021] In order to illustrate the present invention more clearly, the present invention will be further described below in conjunction with preferred embodiments and accompanying drawings. Similar parts in the figures are denoted by the same reference numerals. Those skilled in the art should understand that the content specifically described below is illustrative rather than restrictive, and should not limit the protection scope of the present invention.
[0022] A broadband waveform generation component proposed by an embodiment of the present invention;
[0023] Such as figure 1 As shown, the broadband waveform generation component includes:
[0024] FPGA programmable logic device 5, high-speed analog-to-digital conversion unit (high-speed ADC) 6 and high-speed digital-to-analog conversion unit (high-speed DAC) 7, said FPGA programmable logic device 5 includes multi-channel parameterized waveform generation module 1, pre-distortion filtering Filter module 2, filter coeff...
the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More PUM
Login to View More Abstract
The invention discloses a broadband waveform generation assembly and method. The assembly comprises an FPGA programmable logic processor, a high-speed ADC and a high-speed DAC; the FPGA programmable logic device is used for receiving an external control signal and sampling data input by the high-speed ADC, generating a linear frequency modulation signal in real time according to the input control signal, performing distortion and filtering processing on the linear frequency modulation signal, converting the linear frequency modulation signal into a serial signal and outputting the serial signal to the high-speed DAC, and the high-speed DAC performs digital-to-analog conversion on the linear frequency modulation signal and outputs a broadband waveform signal. The multi-channel parameterized waveform generation module, the pre-distortion filter module and the filter coefficient calculation module are realized in the FPGA programmable logic device, broadband linear frequency modulation waveforms with any bandwidth and pulse width can be generated in real time in a parameterized mode, self-adaptive pre-distortion can be achieved, and the pre-distortion efficiency of components is improved.
Description
technical field [0001] The present invention relates to the communication field, and more specifically, to a broadband waveform generating component and method. Background technique [0002] Existing broadband waveform generation components can only output broadband waveforms with a specific bandwidth and pulse width, and when performing amplitude and phase pre-distortion, other devices need to be used to record the transmitted waveform, calculate and store the distortion characteristics, when multiple components When the consistency of amplitude and phase characteristics is poor, it is necessary to repeatedly record and calculate, which is time-consuming and laborious. Contents of the invention [0003] In order to solve at least one of the technical problems proposed in the background technology, an object of the present invention is to provide a kind of broadband waveform generation component and method, and described broadband waveform generation component comprises: F...
Claims
the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More Application Information
Patent Timeline
Login to View More Patent Type & Authority Applications(China)
IPC IPC(8): H03K3/02H03H21/00H03M1/00
CPCH03K3/02H03M1/001H03H21/0012
Inventor 史康为陈利群沈飞跃李腾龙
Owner BEIJING INST OF RADIO MEASUREMENT