electronic dictionaries
Electronic dictionary is a traditional print dictionary-to-digital modes, for rapid e-learning tool for the query.Computer dictionary of light and easy carrying, queries fast, feature-rich, become student learning in the 21st century life and community of handheld mobile office.Five major computer dictionary of main functions, namely: dictionary of query learning function, electronic notebook, the features, functions, reference materials, as well as data transmission capabilities.
1, type: the current market for electronic dictionaries have built-in dictionary and thesaurus dictionaries such as English and Chinese, IELTS, etc, there are dictionaries such as e-mail, medicine, etc.Different consumers should be based on the actual situation of their own choosing the most suitable for your own electronic dictionaries, Cassidy electronic dictionaries and built-in-English/English, IELTS, TOEFL, and so on learning dictionary for College and high school pupils in junior high school, as well as personalized learning dictionary.
2, vocabulary: vocabulary refers to all of the built-in electronic dictionary entries count, increasing the vocabulary on the electronic dictionary rather than a breeze.When vocabulary over 6 million to $ 8 million, the General print dictionary does not fully cover, so you’ll draw from a wider range of areas, followed by a large number of input and proofreading, this requires manual handling, but also to proofread the quality requirements of very high, the electronic dictionary of soft costs and the larger the base of extension of the difficulty and cost of a pallet transport.The current market sales of electronic dictionaries generally only 60 000 to 80 000 vocabulary, little more than 11 million to 12 million.To date, the vocabulary is the highest number of sinodict and kingdict each have a respective 325116 and 377268.In rigid costs, the increase in requirements for vocabulary electronic dictionary has more memory, it would make the cost increase.Therefore, the current market has 500 000 vocabulary electronic dictionary is simply not possible.Many manufacturers in advertising is a superlative built-in hundreds of thousands of vocabulary, but the reality isn’t so much, and many of them are double counting the words.Even if individual model really built a larger vocabulary, but in order to save the cost of memory chips, you had to sacrifice the quality of the dictionary, primarily annotation of every word in particular is brief, not more.There is no doubt that this approach is being insincere, exaggerated English vocabulary and mislead consumers.
3, the whole Index Medicus: analytical reports by means of an army electronic dictionary “ original wind ” unmodified to the electronic dictionary, the inevitable some might never do not want words, and these words ” “ useless possession about 40% of electronic dictionaries with limited space, consumers must also be useless for this part of the “. ” will pay for the thingsCassidy learning electronic dictionary will be a number of educational experts from a variety of Division (Oxford, Longman, Merriam-Webster ’s, new dictionary of English and Chinese, etc.) genuine filtered out students practical Word totals, “ let the students have to pay every penny has value ”.
4, versions, and copyright: version is the same software to continuously improve flags in the process, as a general rule in a future version is the improvement of a previous version or upgrade; copyright means change software machine, ownership, and so on, with the same general significance of copyright.At present, users of copyright works there are two ways of, the first one is the exclusive purchase, requesting the purchaser to pay the high of the copyright holder (royalties as high as $ 4 million), the product will be commuted into the cost of production, thus greatly improving the product price, that is, one in each of the purchase consumer electronic dictionary will pay about $ 40-100.The second way is to buy more than one, that is, more than one electronic dictionaries production enterprises together any royalties for the copyright holder, which minimizes the product price, as well as the cost of consumer consumption savings.
5, pronunciation technology: regarding the pronunciation is concerned, the current market for electronic dictionaries fall into two categories, 1 being the sounds of electronic dictionaries, relatively low price, utility to be able to be familiar with the word pronunciation of consumers or relatively sensitive to price.The second type of electronic dictionaries for pronunciation, namely, the electronic dictionaries can be a built-in AutoText entry part or all of it.Now the technology of electronic dictionary pronunciation mainly in the human voice and TTS pronunciation technology with human voice means voice libraries as reality TV recording, TTS (text to Speech in English) pronunciation is a CPU will be any combination of text-piece into a sound file.Two kinds of pronunciation, one of the issue, which affects human voice on the pronunciation of recorded by the standard and advanced recording devices; the degree of influence on the TTS pronunciation depends on synthesis technician skill and advanced synthesis of equipment.The difference is a dictionary of TTS pronunciation is located within the existing articles all pronunciation and part of pronunciation, and human voice will just have to do some entries pronunciation.
6, infrared transfer: infrared do medium for data transmission technology for business cards, address book, such as data transfer, implementing a wireless capability.But only two of the same type of machine in a short distance transport will increase for this feature dollars a month of production costs.Cassidy electronic dictionaries and in the spirit of the principles is an inexpensive ” “ with dual machine transmission line can complete business cards, address book, etc., transfer functions, but the cost of products a drop of dollars a month, a savings of “ for students for a week to support ”.
7, Liberation: Liberation means electronic dictionaries can be carried out on the selected times reading vocabulary in order to achieve learning, strengthening the memory effect.
8, character input mode: when a Chinese character input method is mainly based on a Ruby or five pen strokes, and other input methods, suitable for different consumers.
9, the word property the word related content, including synonyms, antonyms, related word, phrase, example sentences, violently and discrimination confusable words.
10, querying techniques: when a user queries the required information in the software at the time of the query mode, a different algorithm query speed and features common query technology with fuzzy queries, tracking inquiry review, jump, a query, for further enquiries.
11, central processing unit (CPU): that is, equivalent to the human brain.Is indicated by a logical operation, the clock, the interrupt routine, interfaces, wait until the whole machine circuit, is that the vast majority of the core features are performed by the CPU.Attractive, operations fast, stable, low power consumption.
12, ROM: primary storage for CPU execution functionality of the program, its main technical parameters for capacity and power consumption, current market electronic dictionaries ROM capacity in 1 MB ~ 4 MB, stored procedures, electronic dictionaries, information of curing data.Of course, the lower power consumption, the better.
13, RAM: primary storage users you want to save the dynamic data after power down for a long time, the data is lost, the data contents of the main storage business cards, notes, postings, profile, savings, custom lexicon, and so on, its main technical indicators for storage capacity and electricity consumption.The market at present more than electronic dictionary of RAM is 16 ~ 32 KB, electricity consumption is very small.
14, Flash: Flash is a flickering memory, power-down (the battery or the battery), information will not be lost, and store the data quickly.(1 GB = 1 KB to 1 MB = 1024KB 1024MB = 1024Byte)
15, LCD: liquid crystal display, which is an electronic dictionary window, which consists of LCD driver circuit and LCD glass composition, its overall dimensions and dot-matrix, and the cost of electronic dictionaries are closely related.Dot-matrix is the main indicators of LCDs, determines what is displayed on each screen of the current market mainstream products for dot-matrix is 48 * 96, 65 * 129, 160 * 80, 96 * 64, 120 dot-matrix, 239 *.The size of the screen, or you can type the number of the current market usually have four lines of seven characters, the five elements 7, the five elements 15 cross, seven-letter word, etc.
16: backup, the backup device is a external memory, just like we commonly used 3-inch floppy disk, is used for data storage.In order to make information more secure, you can back up the data onto the back up to.But to keep in mind is that backs up data recovery in to electronic dictionary, the original data will be overwritten.
17, keyboard: keyboard input device by machine, is a major human-machine communication device.Is carbon foils silicone rubber keys, contact way good conductivity, contact sensitivity and not easily damaged.The market at present the number of electronic dictionaries keyboard keys, there were 52 54 key, 55-key, a 56-key, a 61-key, a 63-key, 69, 72 key.The current market there were also cases of using a handwriting input, using electronic dictionary handwrite electronic dictionary using stylus on the screen to enter a written, but the price is higher than normal keyboard input electronic dictionary high
18, ebbinghaus: is a German psychologist ebbinghaus according to remember a curve design science memories.It is a science brain excitement, more targeted and memorize the regularity of the word, that is, the critical point, forget, strengthen the recitation, memorizing words more accurate and faster, more efficient, not waste time and effort, completely say goodbye to rote, 6 times do we have the usual recite 100 results.
19, download: that is a text file on a PC information through a root special download computer transmission line to another recipient, and save it.Consumers can be online or any of the information on your computer to download to your little man who would be set forth on the save or electronic dictionary.