SU147600A1 - Device for sequential reading and conversion of image mark - Google Patents

Device for sequential reading and conversion of image mark

Info

Publication number
SU147600A1
SU147600A1 SU732865A SU732865A SU147600A1 SU 147600 A1 SU147600 A1 SU 147600A1 SU 732865 A SU732865 A SU 732865A SU 732865 A SU732865 A SU 732865A SU 147600 A1 SU147600 A1 SU 147600A1
Authority
SU
USSR - Soviet Union
Prior art keywords
conversion
sequential reading
image mark
obturator
sign
Prior art date
Application number
SU732865A
Other languages
Russian (ru)
Inventor
А.К. Вайцкус
Original Assignee
А.К. Вайцкус
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by А.К. Вайцкус filed Critical А.К. Вайцкус
Priority to SU732865A priority Critical patent/SU147600A1/en
Application granted granted Critical
Publication of SU147600A1 publication Critical patent/SU147600A1/en

Links

Description

Известны устройства дл  считывани  знаков. В подобных устройствах примен ют развертку двумерных объектов и сравнивают полученный временной сигнал с набором эталонных сигналов, предварительнс записанных на магнитном барабане.Marker readers are known. In such devices, two-dimensional objects are scanned and the obtained time signal is compared with a set of reference signals pre-recorded on a magnetic drum.

Описываемое устройство отличаетс  от известных тем, что в нем применен вращающийс  непрозрачный обтюратор, в 1котором вырезанг щель сложной формы. Эта щель обеспечивает максимальное различи.: получаемых от разных знаков электрических сигналов.The described device differs from the known ones in that it uses a rotating opaque obturator, in one of which a slit of complex shape is cut. This slot provides the maximum difference: electrical signals received from different signs.

Скелетна  схема прибора изображена на фиг. 1; на фиг. 2 приве дены форма прозрачной щели обтюратора и формы электрических сигналов , получаемых от разных знаков.The skeletal diagram of the device is shown in FIG. one; in fig. Figure 2 shows the shape of the transparent slit of the obturator and the shape of the electrical signals received from different signs.

Знак текста 1 (фиг. 1) через оптическую систему 2 проектируетс  на окно фютосопротивлени  3. Проектируемое изображение перекрывает непрерывно вращающийс  непрозрачный обтюратор 4, снабженный щелью 5 сложной формы. При вращении обтюратора прозрачна  прорезь 5 пересекает проекцию считываемого знака на окно фотосопротивлени  под разными углами и высотами. Шель 5 выбрана так, чтобы обеспечить максимальную разницу в форме электрических сигналов, получаемых на фотосопротивлении.The sign of the text 1 (Fig. 1) through the optical system 2 is projected onto the window of the futhoresistance 3. The projected image overlaps the continuously rotating opaque obturator 4 equipped with a slit 5 of complex shape. When the obturator rotates, the transparent slot 5 intersects the projection of the readable sign onto the photoresistance window at different angles and heights. Shell 5 is chosen so as to ensure the maximum difference in the form of electrical signals received at the photoresistance.

Па фиг. 2 обтюратор 4 с щелью 5 показан в развернутом виде. На диаграммах 6, 7 и 5 приведены формы электрических сигналов, получаемых при считывании буквы А, цифры / и буквы Б. Полученные сиг iaлы сравнивают с набором эталонных сигналов.Pa figs. 2, the obturator 4 with the slit 5 is shown in expanded form. Diagrams 6, 7 and 5 show the shapes of the electrical signals obtained by reading the letter A, the digits / and the letter B. The resulting signals are compared with a set of reference signals.

Предмет изобретени Subject invention

Устройство дл  последовательного считывани  и преобразовани  изображени  знака в промежуточный сигнал по элементам формы знака , отличающеес  тем, что, с целью автоматизации процесса опознавани , применен вращающийс  непрозрачный обтюратор с прозрачной щелью специальной формы, образованной из элементов формы знака.A device for sequential reading and converting the image of a sign into an intermediate signal by the elements of a form of a sign, characterized in that, in order to automate the process of recognition, a rotating opaque obturator with a transparent slit of a special shape formed from the elements of the sign shape is used.

Риг 1Rig 1

SU732865A 1961-06-01 1961-06-01 Device for sequential reading and conversion of image mark SU147600A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU732865A SU147600A1 (en) 1961-06-01 1961-06-01 Device for sequential reading and conversion of image mark

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU732865A SU147600A1 (en) 1961-06-01 1961-06-01 Device for sequential reading and conversion of image mark

Publications (1)

Publication Number Publication Date
SU147600A1 true SU147600A1 (en) 1961-11-30

Family

ID=48302941

Family Applications (1)

Application Number Title Priority Date Filing Date
SU732865A SU147600A1 (en) 1961-06-01 1961-06-01 Device for sequential reading and conversion of image mark

Country Status (1)

Country Link
SU (1) SU147600A1 (en)

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