Infrared touch circuit and touch blackboard
According to the infrared touch control circuit and the touch control blackboard, a first auxiliary screen outputs an enable signal, and a first switching circuit and a second switching circuit in a main screen respectively forward a first driving data frame and a first identification data frame to...
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| creator | DENG HUAQIN YAO GUANGYU LEI SHANLI HUANG KAIXIANG |
| description | According to the infrared touch control circuit and the touch control blackboard, a first auxiliary screen outputs an enable signal, and a first switching circuit and a second switching circuit in a main screen respectively forward a first driving data frame and a first identification data frame to the first auxiliary screen according to the enable signal; a first transmitting circuit of the first auxiliary screen extracts first auxiliary screen display data in the first driving data frame so as to enable a plurality of LEDs to emit light rays, and outputs a second driving data frame; a first receiving circuit of the first auxiliary screen extracts first auxiliary screen identification data in the identification data frame, outputs a plurality of first induction signals according to the received light rays, and outputs a second identification data frame; a second transmitting circuit of the main screen extracts main screen display data in a second driving data frame, so that a plurality of LEDs emit light ray |
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a first transmitting circuit of the first auxiliary screen extracts first auxiliary screen display data in the first driving data frame so as to enable a plurality of LEDs to emit light rays, and outputs a second driving data frame; a first receiving circuit of the first auxiliary screen extracts first auxiliary screen identification data in the identification data frame, outputs a plurality of first induction signals according to the received light rays, and outputs a second identification data frame; a second transmitting circuit of the main screen extracts main screen display data in a second driving data frame, so that a plurality of LEDs emit light ray</description><language>chi ; eng</language><subject>CALCULATING ; COMPUTING ; COUNTING ; ELECTRIC DIGITAL DATA PROCESSING ; PHYSICS</subject><creationdate>2021</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20211228&DB=EPODOC&CC=CN&NR=215341040U$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25542,76289</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20211228&DB=EPODOC&CC=CN&NR=215341040U$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>DENG HUAQIN</creatorcontrib><creatorcontrib>YAO GUANGYU</creatorcontrib><creatorcontrib>LEI SHANLI</creatorcontrib><creatorcontrib>HUANG KAIXIANG</creatorcontrib><title>Infrared touch circuit and touch blackboard</title><description>According to the infrared touch control circuit and the touch control blackboard, a first auxiliary screen outputs an enable signal, and a first switching circuit and a second switching circuit in a main screen respectively forward a first driving data frame and a first identification data frame to the first auxiliary screen according to the enable signal; 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a first transmitting circuit of the first auxiliary screen extracts first auxiliary screen display data in the first driving data frame so as to enable a plurality of LEDs to emit light rays, and outputs a second driving data frame; a first receiving circuit of the first auxiliary screen extracts first auxiliary screen identification data in the identification data frame, outputs a plurality of first induction signals according to the received light rays, and outputs a second identification data frame; a second transmitting circuit of the main screen extracts main screen display data in a second driving data frame, so that a plurality of LEDs emit light ray</abstract><oa>free_for_read</oa></addata></record> |
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| language | chi ; eng |
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| subjects | CALCULATING COMPUTING COUNTING ELECTRIC DIGITAL DATA PROCESSING PHYSICS |
| title | Infrared touch circuit and touch blackboard |
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