Design And Implementation of a Navigation System for a Low-Cost Electric Vehicle

Author(s):  
Jonatsn Felipe ◽  
Leopoldo Acosta ◽  
Jonay Toledo ◽  
Marta Sigut ◽  
Juan A. Mendez ◽  
...  
2014 ◽  
Vol 490-491 ◽  
pp. 1078-1081
Author(s):  
Yan Bin Gao ◽  
Hui Yu Liu ◽  
Xing Zhi Zhang ◽  
Ji Tao Han

In order to meet the miniaturization, low power, low cost and increasingly high precision requires of Strapdown navigation system, the Strapdown Navigation Computer based on DSP and FPGA is researched in this paper. DSP is used to process the data. The FPGA has functions of data collected and I/O controlled etc, the dual-port RAM interface complete the data communication between DSP and FPGA. Two CPU give full play to their respective characteristics, the coordinated work, can complete the function of the navigation computer well.


2021 ◽  
Vol 11 (6) ◽  
pp. 2803
Author(s):  
Jae-Woo Kim ◽  
Dong-Seong Kim ◽  
Seung-Hwan Kim ◽  
Sang-Moon Shin

A quad, small form-factor pluggable 28 Gbps optical transceiver design scheme is proposed. It is capable of transmitting 50 Gbps of data up to a distance of 40 km using modulation signals with a level-four pulse-amplitude. The proposed scheme is designed using a combination of electro-absorption-modulated lasers, transmitter optical sub-assembly, low-cost positive-intrinsic-native photodiodes, and receiver optical sub-assembly to achieve standard performance and low cost. Moreover, the hardware and firmware design schemes to implement the optical transceiver are presented. The results confirm the effectiveness of the proposed scheme and the performance of the manufactured optical transceiver, thereby confirming its applicability to real industrial sites.


HardwareX ◽  
2021 ◽  
pp. e00186
Author(s):  
Adolf Krige ◽  
Jakub Haluška ◽  
Ulrika Rova ◽  
Paul Christakopoulos

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