JP2020516924A - 光学的処理システム - Google Patents
光学的処理システム Download PDFInfo
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06E—OPTICAL COMPUTING DEVICES; COMPUTING DEVICES USING OTHER RADIATIONS WITH SIMILAR PROPERTIES
- G06E3/00—Devices not provided for in group G06E1/00, e.g. for processing analogue or hybrid data
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06E—OPTICAL COMPUTING DEVICES; COMPUTING DEVICES USING OTHER RADIATIONS WITH SIMILAR PROPERTIES
- G06E3/00—Devices not provided for in group G06E1/00, e.g. for processing analogue or hybrid data
- G06E3/001—Analogue devices in which mathematical operations are carried out with the aid of optical or electro-optical elements
- G06E3/003—Analogue devices in which mathematical operations are carried out with the aid of optical or electro-optical elements forming integrals of products, e.g. Fourier integrals, Laplace integrals, correlation integrals; for analysis or synthesis of functions using orthogonal functions
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/10—Beam splitting or combining systems
- G02B27/106—Beam splitting or combining systems for splitting or combining a plurality of identical beams or images, e.g. image replication
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/10—Beam splitting or combining systems
- G02B27/14—Beam splitting or combining systems operating by reflection only
- G02B27/144—Beam splitting or combining systems operating by reflection only using partially transparent surfaces without spectral selectivity
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
- G06K7/10712—Fixed beam scanning
- G06K7/10722—Photodetector array or CCD scanning
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/14—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation using light without selection of wavelength, e.g. sensing reflected white light
- G06K7/1404—Methods for optical code recognition
- G06K7/1408—Methods for optical code recognition the method being specifically adapted for the type of code
- G06K7/1417—2D bar codes
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/88—Image or video recognition using optical means, e.g. reference filters, holographic masks, frequency domain filters or spatial domain filters
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/88—Image or video recognition using optical means, e.g. reference filters, holographic masks, frequency domain filters or spatial domain filters
- G06V10/89—Image or video recognition using optical means, e.g. reference filters, holographic masks, frequency domain filters or spatial domain filters using frequency domain filters, e.g. Fourier masks implemented on spatial light modulators
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/90—Arrangement of cameras or camera modules, e.g. multiple cameras in TV studios or sports stadiums
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/06—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the phase of light
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Abstract
Description
・配列入力データを受信するステップと、
・入力データを複数の2値記号に変換して2値マップまたはグレースケール・マップを得るステップであって、2値記号またはグレースケール記号が、幅が画素m個分で長さが画素n個分の所定のサイズを有するステップと、
・2値マップまたはグレースケール・マップを光学的に処理して配列を識別するステップと、
を含む。
上述の本発明によるシステムは、データ配列、または参照像に対する像の突合せに用途を見出す。
Claims (14)
- 各相関器が光学的入力空間光変調デバイス(SLM)およびフィルタ空間光変調デバイスを含む2つ以上の光相関器を備える光学的処理システムであって、使用に際して、該システム内に複数の光路を形成する光学的入力を受け取り、各光路が、各入力空間光変調デバイスから各フィルタ空間光変調デバイスに至る、光学的処理システム。
- 前記空間光変調器デバイスが、反射型である、請求項1に記載の光学的処理システム。
- 前記空間光変調器デバイスが、2値空間光変調器である、請求項1または2に記載の光学的処理システム。
- 前記システムが、2つ以上のモジュールを備え、少なくとも1つのモジュールが、2つ以上の入力空間光変調デバイスを含み、少なくとも1つのモジュールが、2つ以上のフィルタ空間光変調デバイスを含む、請求項1から3のいずれか一項に記載の光学的処理システム。
- 前記モジュールのうちの少なくとも1つが、前記光学的入力を2つの直交方向に分割するように構成されたビーム分割要素を含む、請求項4に記載の光学的処理システム。
- 前記入力空間光変調デバイスが、入力データを含み、前記フィルタ空間光変調デバイスが、フィルタ・データを含み、前記システムが、前記入力空間光変調器デバイスおよび前記フィルタ空間光変調器デバイスそれぞれにわたって入力データまたはフィルタ・データをシフトさせるための手段をさらに備える、請求項1から5のいずれか一項に記載の光学的処理システム。
- 請求項1から6のいずれか一項に記載の光学的処理システムから受信した光学的出力を処理する方法であって、
前記光学的出力の相関ピークの位置を識別するステップと、
前記入力SLMにわたって光学的入力データを変位させ、それにより前記相関ピークにおけるシフトを得るステップと、
前記光学的出力の前記位置および前記シフトに基づいて前記相関ピークに対応する前記入力SLMを識別するステップと、
を含む、方法。 - 請求項1から6のいずれか一項に記載の光学的処理システムから受信した光学的出力を処理する方法であって、前記光学的出力が、異なる光路距離に位置する複数のカメラによって受信されるべく分割され、前記方法が、
前記光学的出力の相関ピークの位置を識別するステップと、
前記入力SLMにわたって光学的入力データを変位させ、それによりそれぞれの前記カメラの像平面におけるシフトを得るステップと、
前記複数のカメラをそれぞれの光路に沿って変位させて、前記光学的出力を検出するステップと、
前記光学的出力の位置に基づいて前記相関ピークに対応する前記入力SLMを識別するステップと、
を含む、方法。 - 請求項1から6のいずれか一項に記載の光学的処理システムから受信した光学的出力を処理する方法であって、
フィルタSLMを傾け、それにより前記入力SLMに関して前記相関ピークの対応するシフトを得るステップと、
前記光学的出力の位置および前記シフトに基づいて前記相関ピークに対応する前記フィルタSLMを識別するステップと、
を含む、方法。 - 請求項1から6のいずれか一項に記載の光学的処理システムから受信した光学的出力を処理する方法であって、
高速フーリエ変換を行う前に前記SLMのフィルタ・データを変換し、それにより前記入力SLMに関して前記相関ピークの対応するシフトを得るステップと、
前記光学的出力の位置および前記シフトに基づいて前記相関ピークに対応する前記フィルタSLMを識別するステップと、
を含む、方法。 - 請求項1から6のいずれか一項に記載の光学的処理システムから受信した光学的出力を処理する方法であって、
フィルタSLMに位相ランプを適用し、それにより前記入力SLMに関して前記相関ピークの対応するシフトを得るステップと、
前記光学的出力の位置および前記シフトに基づいて前記相関ピークに対応する前記フィルタSLMを識別するステップと、
を含む、方法。 - ・配列入力データを受信するステップと、
・前記入力データを複数の2値記号またはグレースケール記号に変換して2値マップまたはグレースケール・マップを得るステップであって、2値記号またはグレースケール記号が、幅が画素m個分で長さが画素n個分の所定のサイズを有するステップと、
前記2値マップまたはグレースケール・マップを光学的に処理して配列を識別するステップと、
を含む、配列を識別する方法。 - 請求項1から6のいずれか一項に記載の光学的処理システムを備える、副処理装置。
- 請求項1から6のいずれか一項に記載の光相関ベースの光学的処理システムまたは請求項13に記載の副処理装置を使用する、請求項12に記載の配列を識別する方法。
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GB1704319.1A GB2560584B (en) | 2017-03-17 | 2017-03-17 | Optical processing systems |
GB1704319.1 | 2017-03-17 | ||
PCT/EP2018/056765 WO2018167316A1 (en) | 2017-03-17 | 2018-03-16 | Optical processing systems |
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JP2020516924A true JP2020516924A (ja) | 2020-06-11 |
JP7206213B2 JP7206213B2 (ja) | 2023-01-17 |
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US (1) | US11062101B2 (ja) |
EP (1) | EP3596576A1 (ja) |
JP (1) | JP7206213B2 (ja) |
CN (1) | CN110573984B (ja) |
GB (1) | GB2560584B (ja) |
WO (1) | WO2018167316A1 (ja) |
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GB2594911B (en) | 2020-01-31 | 2023-08-30 | Optalysys Ltd | Hashing methods and/or systems |
GB202011415D0 (en) | 2020-07-23 | 2020-09-09 | Optalysys Ltd | Public-key cryptography methods and/or systems |
GB2598627A (en) | 2020-09-07 | 2022-03-09 | Optalysys Ltd | Optical processing system |
GB2598757B (en) | 2020-09-10 | 2023-11-15 | Optalysys Ltd | Optical processing systems and methods with feedback loop |
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- 2018-03-16 CN CN201880028760.XA patent/CN110573984B/zh active Active
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CN110573984B (zh) | 2024-04-02 |
JP7206213B2 (ja) | 2023-01-17 |
GB2560584B (en) | 2021-05-19 |
EP3596576A1 (en) | 2020-01-22 |
WO2018167316A1 (en) | 2018-09-20 |
GB2560584A (en) | 2018-09-19 |
GB201704319D0 (en) | 2017-05-03 |
US11062101B2 (en) | 2021-07-13 |
US20200097691A1 (en) | 2020-03-26 |
CN110573984A (zh) | 2019-12-13 |
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