`
`McGraw-Hill
`
`Dictionary of
`Computing &
`Communications
`
`McGraw-Hill
`
`New York Chicago San Francisco Lisbon Londdofi “Madrid
`Mexico City’“Milan New Delhis: SanJuan Seoul Singapore
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`PANASONIC
`
`EX. 1012, Page 1
`
`PANASONIC
`EX. 1012, Page 1
`
`
`
` The McGraw-Hill Companies
`
`Materials in this dictionary are derived from the McGRAW-HILL DICTIONARY
`OF SCIENTIFIC AND TECHNICAL TERMS,Sixth Edition, copyright © 2003 by
`The McGraw-Hill Companies, Inc.All rights reserved.
`
`McGRAW-HILL DICTIONARY OF COMPUTING & COMMUNICATIONS, copyright
`© 2003 by The McGraw-Hill Companies, Inc. All rights reserved. Printed in ©
`the United States of America. Except as permitted under the United States
`Copyright Act of 1976, no part of this publication may be reproduced or
`distributed in any form or by any means, or stored in a database orretrieval
`system, without the prior written permission of the publisher.
`
`1234567890
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`DOC/DOC
`
`09876543
`
`ISBN 0-07-142178-5
`
`This book is printed on recycled, acid-free paper containing a
`minimum of 50% recycled, de-inked fiber.
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`This bookwasset in Helvetica Bold and Novarese Book by TechBooks, Fairfax,
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`Library of Congress Cataloging-in-Publication Data
`
`McGraw-Hill dictionary of computing and communications/McGraw-Hill.
`D.
`cm.
`.
`ISBN 0-07-142178-5
`2. Telecommunication—Dictionaries.
`1. Computer science—Dictionaries.
`3. Engineering—Dictionaries.
`1. The McGraw-Hill Companies, Inc.
`
`—QA76.15D52634
`004’.03—dec2]
`
`2003
`
`,
`
`2003051209
`
`PANASONIC
`
`EX. 1012, Page 2
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`PANASONIC
`EX. 1012, Page 2
`
`
`
`* crystal-stabilized transmitter
`
`heard in the backgroundof the desired program.
`to recover ciphertext in a stream cipher system.
`{ tkros ,maj-a'la-shon }
`( ikrip-toigraf-ik 'bit,strém }
`[COMMUN] Time
`cross office switching time
`cryptographic key
`{COMMUN]A sequence of
`required to connect any input
`through the
`numbers or characters selected by the user of a
`switching center to any selected output.
`{ 'krés
`cipher system to implement a cryptographic algo-
`,0f-as 'swich-in ,tim }
`rithm for enciphering and deciphering messages.
`{COMPUT SCI] The
`cross-platform computing
`Also known as key.
`_{ {krip-tatgraf-ik 'ké }
`use of very similar user interfaces for versions
`cryptography
`[COMMUN] Thescienceof prepar-
`of programs running on different operating
`ing messages in a form which cannot be read
`systems and computer architectures.
`-{
`,kros
`by those not privy to the secrets of the form.
`jplat,form kem'pyiid-in }
`{ krip'tag-ra-fé }
`cross-referencing
`program [COMPUT SCI] A
`cryptology
`[COMMUN] Thescience of preparing
`computer program used in debugging that
`messages in forms which are intended to be
`produces indexed lists of both thevariable
`unintelligible to those not privy to the secrets
`names and the statement numbers of the source
`of the form, and of deciphering such messages.
`program.
`{(krés'ref-rans-in ,prd-gram }
`{ krip'tal-o-jé }
`crosstalk
`[COMMUN] 1. The sound heard in a
`cryptopart
`(COMMUN]} One ofseveralportions of
`receiver along with a desired program because
`a cryptotext; each cryptopart bears a different
`of cross modulation or other undesired coupling
`message indicator.
`{ 'krip-t6,part }
`to another communication channel;
`it
`is also
`cryptotext
`{COMMUN} In cryptology, a text of
`observed between adjacentpairs in a telephone
`visible writing which conveys no intelligible
`cable.
`2. interaction of audio and video signals
`meaning in any language, or which apparently
`in an analog television system, causing video
`conveys an intelligible meaning that is not‘the
`modulation of the audio carrier or audio mod-
`real meaning.
`{ 'krip-td,tekst }
`ulation of the. video signal at some point.
`3.
`crystal-audio receiver
`(ELECTR] Similar to the
`Interaction of the chrominance and luminance
`crystal-video receiver, except for the path detec-
`signals in an analog color television receiver.
`tion bandwidth which is audio rather than video.
`{'kros,tok }
`{ tkrist-al }od-&-Gri's@-var}
`[COMMUN] The cross cou-
`crosstalk coupling
`[ELECTR] A tran-
`crystal-controlled transmitter
`pling between speech communications channels
`smitter whose carrier frequencyis directly con-
`ortheir componentparts. Also knownas crosstalk
`trolled by the electromechanical characteristics
`loss.
`{ 'kros,tok ,kap-lin}
`ofa quartz crystal unit.
`{tkrist-al kenitrdld 'tranz
`crosstalk level
`[COMMUN] Volumeof crosstalk
`imid-ar}
`.
`energy, measured in decibels,
`referred to a
`crystal detector
`[ELECTR] 1. A crystal used to
`reference level.
`{ 'kros,tok ,lev-al }
`rectify a modulated radio-frequencysignal to ob-
`crosstalk loss
`See crosstalk coupling.
`tain the audio orvideosignal directly.
`2. Acrys-
`itok ,los }
`tal diode used in a microwave receiverto combine
`the
`(COMMUN]A measure of
`crosstalk unit
`an incoming radio-frequency signal with a local
`coupling between two circuits; the number of
`oscillator signal
`to produce an intermediate-
`crosstalk units is 1 million times. the ratio of
`frequency signal.{'krist-al di'tek-tar}
`the current or voltage at the observing point to
`diode.
`crystal
`diode
`See
`semiconductor
`the current or voltage at the origin of the disturb-
`{ jkrist-al 'di,6d }
`ing signal, the impedancesat these points being
`crystal filter
`[ELECTR] A highly selective tuned
`equal. Abbreviated cu.
`_{ 'kros,tok ,yii-nat }
`circuit employing one or more quartz crystals;
`CRT=See cathode-ray tube.
`sometimes used in intermediate-frequency am-
`cryogenic film [COMPUT SCI] A storage element
`plifiers of communication receivers to improve
`using superconducting thin films of lead at
`the selectivity.
` { |krist-ol'fil-ter }
`liquid-helium temperature.
`_{ ,kri-a'jen-ik ‘film }
`crystal mixer
`[ELECTR] A mixer that uses the
`cryptanalysis
`[COMMUN] Steps and operations
`nonlinear characteristic of a crystal diode to mix
`performed in converting ‘encrypted messages
`two frequencies; widely used in radar receivers
`into plain text without previous knowledgeof the
`to convert the received radar signal ‘to a lower
`key employed.
`{ ,krip-ta'nal-o-sas }
`intermediate-frequency value by mixing it with a
`cryptochannel
`[COMMUN] Acomplete system of
`local oscillator signal.
`_{ {krist-al 'mik-sar}
`communication that uses electronic encryption
`and decryption equipment and has two or more
`in
`crystal osciliator
`{ELECTR] An
`oscillator
`which the frequency of the alternating-current
`radio or wire terminals.
`{ {krip-td'chan-al}
`output is determined by ‘the mechanical pro-
`cryptogram [COMMUN] Information written in
`code or cipher.
`{
`'krip-ta,gram }
`perties of a piezoelectric crystal. Also known as
`piezoelectric oscillator.
`_{ {krist-ol '&s-a,lad-or }
`un-
`cryptographic
`algorithm [COMMUN] An
`changing set of rules or steps for enciphering
`crystal
`rectifier
`See
`semiconductor
`diode.
`and deciphering messages in a cipher system.
`(ikrist-al 'rek-ta,fi-or }
`{ ikrip-tajgraf-ik ‘al-go,rith-am }
`[ELECTR] A trans-
`crystal-stabilized transmitter
`cryptographic bitstream {COMMUN] An unend-
`mitter employing automatic frequency control, in
`which the reference frequency is that of a crystal
`ing sequence of digits which is combined with
`ciphertext to produceplaintext or with plaintext
`oscillator.
`{ ;krist-al jstd-ba,lizd ‘tranz,mid-or}
`
`'kros
`
`{
`
`8]
`
`PANASONIC
`
`EX. 1012, Page 3
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`PANASONIC
`EX. 1012, Page 3
`
`