Results 101 to 110 of about 4,242 (161)

A Novel Reconfigurable Metal Rim Integrated Open Slot Antenna for Octa-Band Smartphone Applications [PDF]

, 2017
Huang, Yi, Stanley, Manoj, Tian, Zhihao, Wang, Hanyang, Xu, Qian, Zhou, Hai   +5 more
core   +1 more source

Investments in Modernization, Innovation and Gains in Productivity: Evidence from Firms in the Global Paper Industry [PDF]

This paper examines the impact of investments in modernization and innovation on productivity in a sample of firms in the global pulp and paper industry.
Ghosal, Vivek, Nair-Reichert, Usha
core   +1 more source

Comparison of direct and heterodyne detection optical intersatellite communication links [PDF]

The performance of direct and heterodyne detection optical intersatellite communication links are evaluated and compared. It is shown that the performance of optical links is very sensitive to the pointing and tracking errors at the transmitter and ...
Chen, C. C., Gardner, C. S.
core   +1 more source

Sensible heat transfer in the Gemini and Apollo pressure suits [PDF]

Sensible heat transfer effects in Gemini and Apollo pressure ...
Buehring, W., Drake, R. M., Jr., Funk, J. E., Hall, J. F., Jr., Klemm, F. K., Moegling, J. B.   +5 more
core   +1 more source

Graphene based terahertz MIMO antenna with machine learning regression for 6G communications. [PDF]

Sci Rep
Haque MA, Akhter MS, Das I, Zaman TU, Tiang JJ, Singh NSS, Algarni AD, Ateya AA.   +7 more
europepmc   +1 more source

Feasibility study of a synthesis procedure for array feeds to improve radiation performance of large distorted reflector antennas [PDF]

Surface errors on parabolic reflector antennas degrade the overall performance of the antenna. Space antenna structures are difficult to build, deploy and control.
Smith, W. T., Stutzman, W. L.
core   +1 more source

8 × 8 element MIMO antenna for unmanned aerial vehicles, V2X and 5G applications. [PDF]

Sci Rep
Mishra B, Singh AK, Pandey A, Singh S, Sayeed SS, Yadav D.   +5 more
europepmc   +1 more source

Design and experimental validation of a compact inverted l-based quad-port MIMO antenna for 5G NR mm wave systems. [PDF]

Sci Rep
Singh AK, Dwivedi AK, Singh V, Pandey A.
europepmc   +1 more source

Enhanced isolation unique fractal diminutive MIMO antenna with identical elliptical notch and cross stub for wireless uses. [PDF]

Sci Rep
Jat N, Kumar A, Ali EM, Gupta M, Elkamchouchi DH, Nanthaamornphong A.   +5 more
europepmc   +1 more source

Staircase-Enhanced Magneto-Electric Dipole Antenna for Wideband CP 5G Applications with High-Gain Arrays. [PDF]

Sensors (Basel)
Malhat H, Zakaria A, Qaddoumi N.
europepmc   +1 more source