Although the Mesoamerican calendar did not originate with the Maya, their subsequent extensions and refinements of it were the most sophisticated.

Although sound quality was gradually improved by a series of small refinements, the process was inherently insensitive.

Although a similar social organization and settlement pattern to the Beaker were adopted, the Corded Ware group lacked the new refinements made possible through trade and communication by sea and rivers.

Although the Mesoamerican calendar did not originate with the Maya, their subsequent extensions and refinements to it were the most sophisticated.

Although the first polyether foams on the market had to be produced by the two-step prepolymer method, today, thanks to new catalysts, they can be produced by a one-shot technique.

Although this technique is simple and satisfactory, one practical difficulty does exist: the direction of true north must be known for each launch point.

Although he is not graced with the subtleties of romantic technique, that's not what an ex-prize fighter is supposed to have, anyway.

Although there are some teachers who will encourage the improvisation as technique in order to free the actor of limitations in rehearsal.

Although still not perfect, the results are usually much better than the old technique, because the stereo left-right comparison can be done on individual frequencies.

Although not suitable for children, Giardino's work succeeded in imitating Winsor McCay's exquisite drawing technique, and the level of surrealism was fairly achieved.

Although the role of the violin in music drastically changed through this period, progress in violin technique was steady but slow.

Although now largely obsolete due to the rise of inexpensive DNA sequencing technologies, RFLP analysis was the first DNA profiling technique inexpensive enough to see widespread application.

Although the opti-challenge element of the game was used as a selling point, very little information exists about the technique itself, and no other game on the market has ever openly claimed to use opti-challenge graphics.

Although it is useful to view this as a subtractive synthesis technique based on a feedback loop similar to that of a comb filter for z-transform analysis, it is better viewed as the simplest of a class of wavetable-modification algorithms now known as digital waveguide synthesis, as the delay line acts to store one period of the signal.

Although absorption spectroscopy and emission spectroscopy are different in principle, they are closely related in practice ; any technique for emission spectroscopy can also be used for absorption spectroscopy.

Although the technique is older, the first widely circulated use of the term " threaded code " is probably Bell's article " Threaded Code " from 1973.

Although applying this technique with consistency is difficult, it can have a positive effect on insomnia in motivated patients.

Although Tree was regarded as a versatile and skilled actor, particularly in character roles, by his later years, his technique was seen as mannered and old fashioned.

Although their main hunting technique is perch-and-pounce, they are agile birds with a swift, goshawk-like wing action and the ability to manoeuvre rapidly when pursuing prey or hawking for insects.

Although the older technique of EEG had long been used to study the brain activity underlying selective attention by cognitive psychophysiologists, the ability of the newer techniques to actually measure precisely localized activity inside the brain generated renewed interest by a wider community of researchers.

" Although there is no evidence of a direct influence, Rank's ideas found new life in the work of such action psychotherapists as Moreno, who developed a psychodrama technique of doubling ... and Landy of the drama therapy program at New York University, who attempted to conceptualize balance as an integration of role and counterrole " ( Landy, 2008, p. 29 ).

Although the patent had been granted on an extraction technique, the Indian press described it as a patent on the neem tree itself ; the result was widespread public outcry, echoed throughout the developing world.

Although marquetry is a technique separate from inlay, English marquetry-makers were called " inlayers " throughout the 18th century.

Although Japan ’ s often violent history has made the mapping of meaningful changes in areas like armor and weapons technology and technique well-studied, the origins of the formal, studied use of rope for restraint as a technique that is Hojojutsu remain obscure.

Although the theory of aerobraking is well developed, utilising the technique is difficult because a very detailed knowledge of the character of the target planet's atmosphere is needed in order to plan the maneuver correctly.

Although he was not the first to use the technique, his early experiments with overdubbing ( also known as sound on sound ), delay effects such as tape delay, phasing effects and multitrack recording were among the first to attract widespread attention.

Although a considerable pianist himself, he was undoubtedly assisted by Yvonne Loriod's formidable piano technique and ability to convey complex rhythms and rhythmic combinations ; in his piano writing from Visions de l ' Amen onwards he had her in mind.

Although superficially similar in technology to Sega's Outrun, Chase HQ features significant technical advancements over that title in the presentation of perspective, hills and track splits.

Although keeping some later advancements such as item linking, and offering the modern UI, it is extremely close to the original EQ.

Although the attempts to use variable-displacement technology failed in the past, automakers have been able to overcome the problems that occurred using new advancements in computers.

Although advancements in solar panel technology means it should be possible to achieve sufficient power at the distance of Neptune, the high cost of providing the solar panels would possibly eliminate the idea of using solar cells.

Although we continue to pay our conversational devotions to `` free private enterprise '', `` individual initiative '', `` the democratic way '', `` government of the people '', `` competition of the marketplace '', etc., we live rather comfortably in a society in which economic competition is diminishing in large areas, bureaucracy is corroding representative government, technology is weakening the citizen's confidence in his own power to make decisions, and the threat of war is driving him economically and physically into the ground ''.

Although technology does not exist currently to measure this, it can be estimated by determining oxygen consumption by the brain.

Although CCDs are not the only technology to allow for light detection, CCD image sensors are widely used in professional, medical, and scientific applications where high-quality image data is required.

Although the present-day, loose use of the term " cyberspace " no longer implies or suggests immersion in a virtual reality, current technology allows the integration of a number of capabilities ( sensors, signals, connections, transmissions, processors, and controllers ) sufficient to generate a virtual interactive experience that is accessible regardless of a geographic location.

Although these early hand-held calculators were very expensive, these advances in electronics, together with developments in display technology ( such as the vacuum fluorescent display, LED, and LCD ), lead within a few years to the cheap pocket calculator available to all.

Although ion engines had been developed at NASA since the late 1950s, with the exception of the SERT missions in the 1960s, the technology had not been demonstrated in flight.

Although the XM-291 does not immediately mean that ETC technology is viable at this current point in time it does offer an example that it is possible and that continued research in the area is worth the advantages reaped if such a system was to be successfully implemented on a modern tank.

Although businesses usually maintain some kind of fax capability, the technology has faced increasing competition from Internet-based alternatives.

Although Indonesians are now less vulnerable to the effects of nature as a result of improved technology and social programs, to some extent their social diversity has emerged from traditionally different patterns of adjustment to their physical circumstances.

Although the prefix kilo-means 1000, the term kilobyte and symbol kB have historically been used to refer to either 1024 ( 2 < sup > 10 </ sup >) bytes or 1000 ( 10 < sup > 3 </ sup >) bytes, dependent upon context, in the fields of computer science and information technology.

Although the proposal was ridiculed and came to nothing ( and would almost certainly have failed if it had been built, due to the shortcomings of the technology proposed ), Pearson continued to lobby for a variety of railway schemes throughout the 1840s and 1850s.

Although the LEDs were rather dim and not practical for use in direct sunlight, the technology proved to have major uses for alphanumeric displays and was integrated into HP's early handheld calculators.

Although photolithographic technology is the most commercially advanced form of nanolithography, other techniques are also used.

Although it is difficult to determine without invasive measures which exact parts of the brain become most active and important for language acquisition, fMRI and PET technology has allowed for some conclusions to be made about where language may be centered.

Although myth was traditionally transmitted through the oral tradition on a small scale, the technology of the film industry has enabled filmmakers to transmit myths to large audiences via film dissemination ( Singer, “ Mythmaking: Philosophy in Film ”, 3-6 ).

Although the Allies knew from their monitoring of Nazi radio broadcasts that the Germans had some new form of recording technology, the nature was not discovered until the Allies acquired captured German recording equipment as they invaded Europe in the closing of the war.

Although the technology can be circumvented by several current DVD rippers such as AnyDVD or DVDFab, Macrovision claimed that 95 % of casual users lack the knowledge and / or determination to be able to copy a DVD with RipGuard technology.

Although her economy and technology could not have supported it, Nigeria announced to a bewildered international community that she was launching a nuclear program of " unlimited scope " of her own.

Although nuclear fission reactors are often thought of as being solely a product of modern technology, the first nuclear fission reactors were in fact naturally occurring.

Although he is full of ideas, his lack of practical knowledge of how to implement them and his total unfamiliarity with the technology and customs of the period lead to his downfall.

Although this technology is still in the experimental stage, it theoretically has the potential to provide dramatic increases in energy storage capacity.

Although modern technology has allowed classicists to view much of the effaced material, plays beginning in letters early in the alphabet have very poor texts ( e. g. the end of Aulularia and start of Bacchides are lost ), plays with letters in the middle of the alphabet have decent texts, while only traces survive of the play Vidularia.

Although many of the environmental effects of pottery production have existed for millennia, some of these have been amplified with modern technology and scales of production.

Although attempts to create sync-sound motion pictures go back to the Edison lab in 1896, the technology became well-developed only in the early 1920s.