Sony has presented a prototype for a humanoid robot in their entertainment line. The SDR-4XII stands under two feet and weighs about 14 lbs. It has fluid like movements and an obstacle avoidance system. The 38 individual joints respond to data from stereo digital cameras and other sensors that make it all about adaptability. It can stand on one leg, navigate around obstacles, stand up after falling, and climb stairs. It can even synchronize dance moves with other SDR-4XII’s.

The movement is controlled by a pair of 64-bit RISC processors with 64MB of RAM and an optional Sony Memory Stick slot. This technology also performs speech recognition and speech synthesis for voice control activation. As the SDR-4XII learns it will be able to recognize frequently-seen faces and commonly heard names. The SDR-4XII will be the perfect entertainment robot gift for all ages.

Sony has included “entertainment content”, the SDR-4XII comes pre-loaded with 10 songs with over 1000 dance motions. The spoken dialogue has of 200 scenarios, allowing for more natural and better autonomy.

Main Specifications of SDR-4X II


64 bit RISC processor (3)

Main Memory

64MB DRAM (3)

Operating System

Aperios (Sony’s original real time OS)

Robot Control Architecture


Control Program Supplying Media

Memory Stick

Joint Degree of Freedom (Total:38 DOF)

Neck:4 DOF, Body:2 DOF, Arms:5 DOF (x2), Legs:6 DOF (x2), independent hands (5 fingers on each hand)

Sensors & Switch

Distance Sensor

Infrared system distance sensor:Head 1,Hand 1 (x2)

Acceleration Sensor

Trunk:X,Y,Z/3 axes, Foot:X,Y/2 axes (x2)

Angular Rate Sensor

Trunk:X,Y,Z/3 axes

Foot Sensor

Foot 4 (x2)

Thermo Sensor

Hand 1 (x2),Foot 1 (x2),Head 1,Body1,Actuator 22

Touch Sensor

Head:4,Hand:1 (x2),Shoulder:1 (x2)

Pinch Detection Sensor


Grip switch


Image Input

110,000 color pixels CCD camera (x2)

Audio IN/OUT

Microphone (x7) / Speaker (x1)


PC card slot (TypeII) (x1),
Memory Stick slot (x1)

LED display

Eye (4096 colors each), Ears (1 color, 16 gradation), Power (2 colors)


Approximately 7kg (with battery and memory)

Dimension (height x width x depth)

Approximately 580 x 270 x 190mm

Sony hasn’t promised when the SDR-4XII will be released commercially but they did state that the prototype has been a complete success.

Item Search :
TV Stand Entertainment Center Media Console Furniture Wood Storage Cabinet
TV Stand Entertainment Center ...
58'' Wood TV Media Stand Stora...
Black Tv Stand Media Entertainment Center 42 50 60 Inch Flat Screen Television
Black Tv Stand Media Entertain...
Home Entertainment Center TV stand w 2 side bookcases towers media storage NEW
Home Entertainment Center TV s...

Leave a Reply

What is 6 + 2 ?
Please leave these two fields as-is:
IMPORTANT! To be able to proceed, you need to solve the following simple math (so we know that you are a human) :-)