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Appendix.

 

Notices

 

IBM

 

may

 

not

 

offer

 

the

 

products,

 

services,

 

or

 

features

 

discussed

 

in

 

this

 

document

 

in

 

all

 

countries.

 

Consult

 

your

 

local

 

IBM

 

representative

 

for

 

information

 

on

 

the

 

products

 

and

 

services

 

currently

 

available

 

in

 

your

 

area.

 

Any

 

reference

 

to

 

an

 

IBM

 

product,

 

program,

 

or

 

service

 

is

 

not

 

intended

 

to

 

state

 

or

 

imply

 

that

 

only

 

that

 

IBM

 

product,

 

program,

 

or

 

service

 

may

 

be

 

used.

 

Any

 

functionally

 

equivalent

 

product,

 

program,

 

or

 

service

 

that

 

does

 

not

 

infringe

 

any

 

IBM

 

intellectual

 

property

 

right

 

may

 

be

 

used

 

instead.

 

However,

 

it

 

is

 

the

 

user’s

 

responsibility

 

to

 

evaluate

 

and

 

verify

 

the

 

operation

 

of

 

any

 

non-IBM

 

product,

 

program,

 

or

 

service.

 

IBM

 

may

 

have

 

patents

 

or

 

pending

 

patent

 

applications

 

covering

 

subject

 

matter

 

described

 

in

 

this

 

document.

 

The

 

furnishing

 

of

 

this

 

document

 

does

 

not

 

give

 

you

 

any

 

license

 

to

 

these

 

patents.

 

You

 

can

 

send

 

license

 

inquiries,

 

in

 

writing,

 

to:

    

IBM

 

Director

 

of

 

Licensing

    

IBM

 

Corporation

    

North

 

Castle

 

Drive

    

Armonk,

 

NY

 

10504-1785

    

U.S.A.

INTERNATIONAL

 

BUSINESS

 

MACHINES

 

CORPORATION

 

PROVIDES

 

THIS

 

PUBLICATION

 

“AS

 

IS”

 

WITHOUT

 

WARRANTY

 

OF

 

ANY

 

KIND,

 

EITHER

 

EXPRESS

 

OR

 

IMPLIED,

 

INCLUDING,

 

BUT

 

NOT

 

LIMITED

 

TO,

 

THE

 

IMPLIED

 

WARRANTIES

 

OF

 

NON-INFRINGEMENT,

 

MERCHANTABILITY

 

OR

 

FITNESS

 

FOR

 

A

 

PARTICULAR

 

PURPOSE.

 

Some

 

jurisdictions

 

do

 

not

 

allow

 

disclaimer

 

of

 

express

 

or

 

implied

 

warranties

 

in

 

certain

 

transactions,

 

therefore,

 

this

 

statement

 

may

 

not

 

apply

 

to

 

you.

 

This

 

information

 

could

 

include

 

technical

 

inaccuracies

 

or

 

typographical

 

errors.

 

Changes

 

are

 

periodically

 

made

 

to

 

the

 

information

 

herein;

 

these

 

changes

 

will

 

be

 

incorporated

 

in

 

new

 

editions

 

of

 

the

 

publication.

 

IBM

 

may

 

make

 

improvements

 

and/or

 

changes

 

in

 

the

 

product(s)

 

and/or

 

the

 

program(s)

 

described

 

in

 

this

 

publication

 

at

 

any

 

time

 

without

 

notice.

 

The

 

products

 

described

 

in

 

this

 

document

 

are

 

not

 

intended

 

for

 

use

 

in

 

implantation

 

or

 

other

 

life

 

support

 

applications

 

where

 

malfunction

 

may

 

result

 

in

 

injury

 

or

 

death

 

to

 

persons.

 

The

 

information

 

contained

 

in

 

this

 

document

 

does

 

not

 

affect

 

or

 

change

 

IBM

 

product

 

specifications

 

or

 

warranties.

 

Nothing

 

in

 

this

 

document

 

shall

 

operate

 

as

 

an

 

express

 

or

 

implied

 

license

 

or

 

indemnity

 

under

 

the

 

intellectual

 

property

 

rights

 

of

 

IBM

 

or

 

third

 

parties.

 

All

 

information

 

contained

 

in

 

this

 

document

 

was

 

obtained

 

in

 

specific

 

environments

 

and

 

is

 

presented

 

as

 

an

 

illustration.

 

The

 

result

 

obtained

 

in

 

other

 

operating

 

environments

 

may

 

vary.

 

IBM

 

may

 

use

 

or

 

distribute

 

any

 

of

 

the

 

information

 

you

 

supply

 

in

 

any

 

way

 

it

 

believes

 

appropriate

 

without

 

incurring

 

any

 

obligation

 

to

 

you.

 

Non-IBM

 

Web

 

sites

 

Any

 

references

 

in

 

this

 

publication

 

to

 

non-IBM

 

Web

 

sites

 

are

 

provided

 

for

 

convenience

 

only

 

and

 

do

 

not

 

in

 

any

 

manner

 

serve

 

as

 

an

 

endorsement

 

of

 

those

 

Web

 

sites.

 

The

 

materials

 

at

 

those

 

Web

 

sites

 

are

 

not

 

part

 

of

 

the

 

materials

 

for

 

this

 

IBM

 

product,

 

and

 

use

 

of

 

those

 

Web

 

sites

 

is

 

at

 

your

 

own

 

risk.

  

©

 

Copyright

 

IBM

 

Corp.

 

2003

 

7

Содержание Active Protection System

Страница 1: ...IBM Active Protection System Whitepaper ...

Страница 2: ... October 2003 Copyright International Business Machines Corporation 2003 All rights reserved US Government Users Restricted Rights Use duplication or disclosure restricted by GSA ADP Schedule Contract with IBM Corp ...

Страница 3: ...hard disk drive on select ThinkPad computers using Microsoft Windows XP or Windows 2000 The protection system does not support protection of any secondary hard disk drives including those installed in an UltraBay drive bay The active protection system functions only with the 2 5 hard disk drive provided by IBM due to special customization IBM Active Protection System Design The active protection s...

Страница 4: ...ning of the current shock or posture change Use of Prediction Algorithm The active protection system employs a heuristic learning algorithm to track system orientation The Shock Manager a system thread created by the Shockprf sys of a kernel mode device driver analyzes the variations in acceleration and collects system orientation data into the Shock History Database The collected data is then use...

Страница 5: ...stem tray icon v Shock sensor is disabled In this state shock sensor monitoring is not enabled and hard drive active protection is not activated v Shock sensor is enabled but no shock is detected In this state shock sensing is enabled and monitoring the shock condition The active protection system does not detect any shock condition and the internal primary hard disk drive is operating normally Fi...

Страница 6: ... drive active protection icon in the system tray checkbox InstallShield installs the following components v ShockPrf sys kernel mode device driver for prediction algorithm and hard disk drive control v Shockmgr sys kernel mode driver for miscellaneous operation v Sensor dll application interface dll v TpShCPL cpl control applet v TpShocks exe task tray application v TpShCPL dll bitmap resource fil...

Страница 7: ...itive low level shocks such as those experienced when riding on a train or airplane If enabled this option functions when the ratio of the duration of stopping the hard disk drive caused by the protection system responding to low level shocks exceeds a specific percentage within a certain amount of time Once the shock sensor detects a stable environment for an extended amount of time this option r...

Страница 8: ...eature is enabled by default but the user can manually change choice at any time via the software utility Cancel feature for impulse type vibration This feature cannot be manually controlled by the user The Shock Manager ignores impulse type acceleration change so as to minimize prediction failures An adaptive low pass filter function inside the Shock Manager performs this function Heuristic sensi...

Страница 9: ...in transactions therefore this statement may not apply to you This information could include technical inaccuracies or typographical errors Changes are periodically made to the information herein these changes will be incorporated in new editions of the publication IBM may make improvements and or changes in the product s and or the program s described in this publication at any time without notic...

Страница 10: ...the United States other countries or both IBM ThinkPad Microsoft Windows and Windows NT are trademarks of Microsoft Corporation in the United States other countries or both Other company product or service names may be trademarks or service marks of others 8 IBM Active Protection System Whitepaper ...

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