r&s®smw-九游官网下载
- 概览
- features & benefits
general
- in line with 3gpp ts 36.211 / ts36.312 / ts 36.213, release 8
- supports fdd and tdd
- available channel bandwidths: 1.25 mhz, 1.4 mhz, 2.5 mhz, 3 mhz, 5 mhz, 10 mhz, 15 mhz, 20 mhz or user-defined
- modulation types: qpsk, 16qam, 64qam
- eutra/lte signals with excellent modulation quality for component tests
- lte-specific filter for enhanced aclr performance
- intuitive user interface with graphical display of time plan
- ready for mimo
- enhanced test models supported
- r&s®smw-k55 main menu.
downlink direction
- physical layer mode: ofdma
- independent configuring of subframes
- pbch, pdsch, pdcch, pcfich and phich supported
- mimo reference symbol generation
- full mimo and transmit diversity support (all precoding and cdd formats)
- full support of p-sync, s-sync and dl reference signal derived from cell id
- channel coding and scrambling for pdsch and pbch
- up to four configurable users with continuous data across different resource blocks and subframes for receiver tests
- example of r&s®smw-k55 time plan (downlink).
uplink direction
- physical layer mode: sc-fdma
- up to four ue units can be configured individually and allocated to the subframes
- pusch, pucch and prach supported
- pusch including channel coding, scrambling and multiplexing of data and control information
- support for channel-coded fixed reference signals (frc)
- demodulation and sounding reference signals
- pusch frequency hopping type 1 and type 2
- group and sequence hopping
- example of r&s®smw-k55 time plan (uplink).