Spatial Index Modulation With the Combination of Both Antenna Indexes and Two Constellations.
Ping YuFuchun HuangPublished in: IEEE Access (2022)
Keyphrases
- spatial index
- index structure
- spatial databases
- spatial data
- r tree
- spatial index structures
- spatial query processing
- spatial objects
- frequency modulation
- multi dimensional
- spatial queries
- amplitude modulation
- indexing techniques
- data structure
- ultra wideband
- database
- database management systems
- main memory
- query processing