News

Researchers have achieved a milestone in quantum computing by integrating 1,024 silicon-based quantum dots with digital and analog on-chip electronics, all operating at cryogenic temperatures below 1 ...
Measurement of a 1,024 QD farm. a) Schematic of a three-dimensional render of the 1:1,024 MUX, with analog access (green, VD; pink, VG; yellow, VS) to each QD device controlled by row–column ...
The 1024-QAM demodulator we developed for cable television networks uses a modified symbol-decision region to reduce the effects of phase noise due to set-top-box tuners. The symbol-decision region is ...
Figure 1. Factors such as nonlinearity and phase noise can cause actual 16-QAM symbols (red dots) on a constellation diagram to deviate from their ideal positions (blue circles). What causes these ...
So for 16-QAM, b is four, as we surmised, and for 4096-QAM (), the number of bits per symbol is b = log 2 (4,096) = 12. For 16-QAM, how do we map our four-bit sequences to each symbol? You can map ...
Reviewing in-tree flowgraph constellation_soft_decoder.grc and all of the modulation pairs work correctly with exception of 16-QAM. The flowgraph allows BPSK, QPSK and 16-QAM modulations to be ...
Keysight Technologies, Inc. has gained validations for the industry’s first 5G New Radio (NR) FR1 1024-QAM demodulation test cases based on the 3GPP TS 38.521-4 test specification. The validated test ...
Keysight Technologies, Inc. (NYSE: KEYS) gained validations for the industry's first 5G NR FR1 1024-QAM demodulation test cases based on the 3GPP TS 38.521-4 test specification. The validated test ...
Keysight achieved these test case validations through the addition of 1024-QAM support on the E7515B UXM 5G Test platform, which is available as a software-only upgrade to existing users.