Refine My Results

Creation Date 

1. Before 1960  (762)
2. 1960 To 1975  (1,632)
3. 1976 To 1991  (21,005)
4. 1992 To 2008  (127,868)
5. After 2008  (201,178)
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New Records 

1. New From Last Month  (671)
2. New From Last 3 Month  (8,429)
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Subject 

1. Physics  (175,398)
2. Acoustics  (137,471)
3. Musical Instruments  (137,471)
4. Speech Or Audio Coding Or Decoding  (135,159)
5. Speech Analysis Or Synthesis  (135,159)
6. Speech Recognition  (135,159)
7. Speech Or Voice Processing  (135,159)
8. Telephonic Communication  (124,882)
9. Transmission Of Digital Information, E.G. Telegraphiccommunication  (80,400)
10. Public Address Systems  (66,415)
11. Loudspeakers, Microphones, Gramophone Pick-Ups Or Likeacoustic Electromechanical Transducers  (66,415)
12. Deaf-Aid Sets  (66,415)
13. Pictorial Communication, E.G. Television  (64,649)
14. Wireless Communications Networks  (62,387)
15. Calculating  (61,846)
16. Computing  (61,846)
17. Counting  (61,846)
18. Transmission  (50,644)
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Language 

1. English  (319,459)
2. Chinese  (74,646)
3. French  (56,284)
4. German  (33,834)
5. Korean  (27,209)
6. Japanese  (12,740)
7. Spanish  (2,840)
8. Portuguese  (1,767)
9. Russian  (1,347)
10. Swedish  (893)
11. Finnish  (697)
12. Danish  (652)
13. Norwegian  (480)
14. Italian  (471)
15. Polish  (316)
16. Dutch  (228)
17. Hungarian  (92)
18. Turkish  (91)
19. Hebrew  (80)
20. Ukrainian  (72)
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