{"id":"barcode-qr","no":435,"name":"Barcode & QR","ja":"バーコードとQRコード","era":"1974 / 1994–","family":"記号体系","kind":"スタイル","collection":"Dictionary expansion 21","addedAt":"2026-08-18","source":{"title":"DENSO WAVE — QRコード開発元","url":"https://www.denso-wave.com/en/"},"reference":{"status":"verified","pageUrl":"https://www.denso-wave.com/en/","credit":"DENSO WAVE — QRコード開発元","gallery":[{"imageUrl":"https://commons.wikimedia.org/wiki/Special:FilePath/QR%20Code%20Structure%20Example%203.svg?width=640","pageUrl":"https://commons.wikimedia.org/wiki/File:QR%20Code%20Structure%20Example%203.svg","credit":"QRコードの構造（CC BY-SA 3.0）"}]},"essence":"縞と正方格子に情報を刷り込む機械可読のグラフィック。デンソーウェーブのQRは切り出しシンボルの三隅で向きを解き、囲碁と新聞の網点に発想を得た「読む模様」を日常の風景にした。","cues":["縞の太細の符号","三隅の切り出しシンボル","誤り訂正の冗長性","機械のための紋様"],"intents":["技術","信頼","遊び"],"works":["一次資料と代表作から成立条件を比較する","別媒体へ応用できる構成原理を取り出す"],"recipe":{"type":"参照作品の文字・記号・スケールを観察する","layout":"視線と情報を支配する構造を一つ抽出する","material":"時代・地域・制作工程に固有の素材と挙動を確認する"},"avoid":"表面的な記号へ還元せず、時代・地域・技術・制作主体の文脈を確認する。","colors":["#e9e6dd","#67635d","#171615"],"motif":"notation","pair":["player-piano-roll","pixel-art"],"study":["ウッドランドの同心円バーコード","原昌宏のQR開発","デザインQRの功罪"],"en":{"essence":"Machine-readable graphics printed as stripes and square grids. DENSO WAVE's QR solves orientation with three corner finder patterns — a pattern to be read, inspired by Go boards and halftone screens, now part of the everyday landscape.","cues":["Stripes coding by width","Three corner finder patterns","Error-correction redundancy","Pattern made for machines"],"works":["Comparing primary sources and canonical works","Extracting principles that transfer to other media"],"recipe":{"type":"Observe the letters, signs and scale of reference works","layout":"Extract the one structure that governs gaze and information","material":"Verify the materials and behaviors specific to era, region and process"},"avoid":"Don't reduce it to surface signs. Verify the context of era, region, technology and makers.","study":["Woodland's circular barcode","Masahiro Hara's QR development","designer QR codes, for better or worse"]}}