Quantum Computing What, Why, and What for.pdf

1、EMPOWERING OPENConfidential Business Information.Not for distribution.2022 QDeepTech GmbH.All rights reserved.2023 QDeepTech GmbH.All rights reserved.Quantum computing:What is quantum computing?2023 QDeepTech GmbH.All rights reserved.Quantum Computing What is a Quantum Computer Quantum computation h

2、arnesses the underlying phenomena of Quantum Mechanics,such as Superposition,Intrinsic Randomness,and Entanglement,for information processing by manipulating and having full control of asingle Quantum System.O ne B it/P-B it/Q ubit(N=1)Classical Bit 01State of the system Either 0 or 1p:0,(1-p):1Fluc

3、tuating between0 and 1 P-Bit 01Superposition Qubit|0|1“+”Superposition of|0 and|1 =a1|0+a2|1Qubit Representation|0|110 2023 QDeepTech GmbH.All rights reserved.Quantum Computing What is a Quantum Computer Quantum computation harnesses the underlying phenomena of Quantum Mechanics,such as Superpositio

4、n,Intrinsic Randomness,and Entanglement,for information processing by manipulating and having full control of asingle Quantum System.|0|1“+”Either 0 or 1Superposition QubitSuperposition of|0 and|1 =a1|0+a2|1|0|1One Bit/Qubit(N=1)Classical Bit 01Classical Bit 01N Bits/Qubits(N1)N=2(2 bits/qubits)|00,

5、|01,|10,|11 Either:Classical One out of 2Npossible permutations 01Superposition of 2N states.All of 2N possible permutations Qubits2=a1|00+a2|01+a3|10+a4|11A quantum computer operates with quantum bits or qubits and simultaneously processes massively entangled superpositions of their states as a sin

6、gle quantum system.A string of N qubits can encompassan entangled superposition of 2N classical N-bit stings.In this sense,a quantum computer may possess an exponential advantage over a classical one.2023 QDeepTech GmbH.All rights reserved.Quantum Computing What is a Quantum Computer Superposition C