DELAY SUM TYPE SENSOR ARRAY

• Main Authors: TOMIZAWA, HIROTADA, NAKAJIMA, YASUTAKA, IWAHASHI, KIYOKATSU
• Format: Patent
• Language: English; French; Japanese
• Published: 18.01.2007
• Subjects: DEAF-AID SETS; ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS; PUBLIC ADDRESS SYSTEMS

[PROBLEMS] To provide a delay sum type sensor array exhibiting sharp directivity without increasing the number of sensors. [MEANS FOR SOLVING PROBLEMS] The delay sum type sensor array comprises a microphone array (1) arranged with a plurality of microphones (M1, M2,..., MN), a first signal processin...