Wiznova, Inc.

- Digital communication solution provider for wireless, wireline, and data storage.
- Design service in the forms of IP, FPGA, and ASIC chip.
- Research areas:
. Channel characterization
. Specification writing, Algorithm development, Performance evaluation
. Implementation in ASCI and FPGA
. Field test with RF, analog circuits, and application integrated
Technologies
- Channel and RF characterization:
. Model based characterization for channel response, phase noise, nonlinearity, frequency difference, DC, IQ mismatch, etc.
- Modulation method:
. OFDM, Spread Spectrum, QAM, MSK, FSK, ASK, CCK, SC-FDE, etc.
- Signal processing:
. Signal detect, automatic gain control, symbol synchronization, timing recovery, tracking for phase/signal amplitude/channel response, filter design, beamforming, etc.
- Detection algorithm:
. MLSD, Sequence detection with limited delay, DFE, MIMO, turbo detection, etc.
- Forward error correction:
. Convolutional, RS, iterative codes such as turbo and LDPC.
- Specification writing:
. 1Mbps Zigbee, MIMO WLAN, Wireless modem with spectral efficiency of 30, Multi-gigabit wireless, modem for impulse noise channel, etc
- Multiple access:
. CAMA/CA, TDMA, OFDMA, SC-FDMA, etc
- Hardware modeling and evaluation:
. Hardware modeling and evaluation based on C programming language.
. Test vector generation from the C model for RTL verification.
Development Service
- Engineering services we can provide include
. Planning and leading technology development
. Technology developments in the areas of
1.Characterization of communication channel and circuits
2.Specification writing, algorithm development, hardware design, performance evaluation.
3.Hardware implementation in the form of IC or FPGA.
4.Field test, performance tuning and improvement.
. Technical support for sales in
1.Reference board design
2.Customer support
- Typical modems (baseband + MAC) we can develop include
. Cellular: LTE, LTE-A, Wibro , spectral efficiency 100 modem, etc
. Broadcasting: DMB (Mobile), DVB-T (Terrestrial), DVB-S2 (Satellite), etc
. WLAN: IEEE802.11a/b/g/n/ac/ad/p/e/i
. WPAN: Zigbee, Bluetooth, UWB, 60GHz,etc
. Power line: Homeplug, G.hn, proprietary multi-Gbps modem, etc
. Cable: Docsis, Moca, proprietary multi-Gbps modem, etc
. Ethernet: 10/100/1000Base-T, proprietary 10GBase-T and 100Gbase-T
. Data storage: Hard Disk Drive, Optical Disk Drive, Tape Drive, etc
. Military communications, RFID, NFC, Locationing, Tetra, DECT, Telemetry receivers, etc
Engineering Resources
- 1 Ph.D, 3 Masters, 1 Bachelor's degree holders and 1 Technician

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