4. CONCEPT DESIGN - P-Div-Engg-Exploration-Odd-2026-27/Repo-03 GitHub Wiki

4.1 Establishing Functions

TEAM 3 Functions from User perspective Functions from Designer perspective
1 It should interact with basic hand gestures. It should be able to detect and respond to hand gestures.
2 It should perform mechanical movements. It should have a mechanism capable of producing the required mechanical movement.
3 It should perform basic actions involving light and sound. It should provide synchronized light and sound feedback.
4 It should be able to respond to voice commands. It should be able to detect and recognize basic voice commands.
5 It should require less maintenance. It should be designed with simple and easily maintainable components.
6 It should be reliable during operation. It should use durable and reliable components.
7 It should be user-friendly. It should have simple and convenient controls.
8 It should have low maintenance and operating costs. It should use low-cost and energy-efficient components.
9 It should run for at least 1 hour after charging. It should have a battery with sufficient capacity for at least 1 hour of operation.
10 It should be accessible to only one user at a time. It should be designed for single-user interaction.
11 It should have simple controls. It should have an easy-to-use control system.
13 It should move safely on a tabletop surface. It should maintain stability while moving on the tabletop.
14 It should respond quickly to the user It should have a fast-response sensor and control system
15 It should give clear feedback when activated It should provide synchronized light and sound output
16 It should be easy to carry and place on a table It should have a lightweight and compact body
17 It should be safe to use It should have fully enclosed moving components to ensure safe operation
18 It should have convinient and easily accesible charging system It should have an easily accessible charging port.
19 It should operate with low noise. It should use low-noise motors and mechanisms.
20 It should occupy less space on the tabletop. It should have a compact and space-efficient design.

4.2 Function Tree

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4.3 Morphological Chart

Serial No. Subfunctions Means 1 Means 2 Means 3 Means 4 Means 5
1 Jumping Electromagnetic solanoid actuator Liver shaft and snail cam mechanism Eccentric rotating mass(hopping) Eccentric Rotating Mass Diamond four-bar linkage mechanism
2 Touch sensors MPR121 sensor FSR406 sensor FSR406 Force sensor TTP224 4-Channel touch sensor TTP223 Capacitive touch sensor
3 Store & Supply Electrical Power Flat LiPo pouch battery 14500 1000mah battery 3xAA rechargeable battery Ni-Mh battery LiPo Battery LP286380
4 Speaker Mini 3Watt Speaker 4ohm Speaker 28mm Mylar mini speaker PIEZO Speaker 36mm Paper cone Speaker 15mm Micro Speakers
5 Gesture/Movement decting sensor HC-SR04 Ultrasonic Distance Sensor HC-SR04 Ultrasonic Distance Sensor PIR motion detector sensor IR Obstacle Avoidance Sensor MGC3130 3D Gesture Sensor

4.4 Generated Concepts

DESIGN 1

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DESIGN 2

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DESIGN 3

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DESIGN 4

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DESIGN 5

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