1.    Holographic Projections: Imagine eerie ghosts, spooky creatures, or haunted scenes projected onto the exterior of your house or on walls. Holographic projectors are becoming more sophisticated and might offer impressive Halloween-themed displays.

2.     Interactive Light Displays: High-tech LED lights and sensors could create interactive Halloween decorations. For instance, motion-activated decorations that respond to passersby with sounds, lights, or movements.

3.     Augmented Reality (AR) Decorations: AR-powered Halloween decorations accessed through smartphones or smart glasses could overlay virtual ghostly figures, witches, or monsters onto your outdoor environment.

4.     Giant Inflatable Monsters: Oversized inflatable monsters, witches, or skeletons could add a playful and eye-catching element to your outdoor Halloween decor.

5.     Projection Mapping: Advanced projection mapping technology can turn ordinary objects, such as pumpkins or trees, into animated, lifelike Halloween creatures.

6.     Floating Ghost Drones: Small drones disguised as ghosts could fly around your yard, creating a spooky ambiance and surprising visitors.

7.     Haunted Pathways: Illuminated walkways with ghostly footprints or glowing tombstones could guide trick-or-treaters to your doorstep.

8.     Animated Zombie Props: Realistic and lifelike animatronic zombies that move and groan could be a standout feature in outdoor Halloween displays.

9.     Fog and Special Effects Machines: Outdoor fog machines, lighting effects, and sound systems could create an eerie and mysterious atmosphere.

10. Smart Jack-o'-Lanterns: Pumpkin carving meets technology with app-controlled jack-o'-lanterns that can change expressions, colors, or even play sounds.

Remember, the popularity of decorations can vary each year, and new innovations in technology might introduce exciting new ideas to the market. Be sure to look out for the latest trends and products as Halloween 2023 approaches to find the top new outdoor Halloween decorations of that year.