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Topic: Force feedback


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In the News (Thu 17 Dec 09)

  
  force - Hutchinson encyclopedia article about force
The action of an unbalanced or resultant force results in the acceleration of a body in the direction of action of the force, or it may, if the body is unable to move freely, result in its deformation (see Hooke's law).
Force is a vector quantity, possessing both magnitude and direction; its SI unit is the newton.
A resultant force is a single force acting on a particle or body whose effect is equivalent to the combined effects of two or more separate forces.
encyclopedia.farlex.com /force   (1230 words)

  
 [No title]
Force feedback is found to be useful in improving specific closed loop robustness properties, but is not mandatory for closed loop stabilization.
AB The adaptive motion and force control of robot manipulators in constrained motion in the presence of parametric uncertainties both in the robot and surface coefficient of dry friction is considered.
Among the many force control strategies proposed in the literature, integral force feedback has been found to be the most desirable algorithm due to its robustness with respect to the measurement time delay and its removal of steady state force error.
www.hitl.washington.edu /scivw/scivw-ftp/citations/ForceFeedback-3.95   (16034 words)

  
 Push All the Right Buttons with the Force Feedback Pro, MIND June 1998   (Site not responding. Last check: 2007-10-25)
A spring effect is simulated by providing force that restores the joystick's position when its handle departs from a given "spring center." For instance, if the middle of the workspace is the spring center, as the handle is pushed to the right, there will be an increasing force pushing it back to the left.
The forces are added according to currently running effects, but there is a peak force dictated by the specifications of the joystick, and the output force is truncated to that force.
Force feedback adds a lot of value to a game application and is certainly worth the effort to implement it.
www.microsoft.com /mind/0698/forcefeedback.asp   (3935 words)

  
 Microsoft SideWinder Force Feedback Wheel - Joystick Review   (Site not responding. Last check: 2007-10-25)
The SideWinder Force Feedback Wheel is a compact, yet rugged state-of-the-art force feedback enabled PC steering wheel that includes an easy to release clamp for quick attaching and removing, sturdy, non-slip pedals, and a power supply brick.
Force Feedback With each bump from an opponent, the wheel tugged to the right or to the left depending upon which side I was bumped from.
Force feedback is something everyone should experience at least once in their life.
www.joystickreview.com /microsoft/sidewinderforcefeedbackwheel.asp   (2416 words)

  
 Force feedback data glove
The glove must therefore be capable, in the absence of a real object, of recreating the forces applied by the object on the human hand with (1) the same intensity and (2) the same direction.
The force sensor is placed on the inside of a fixed support on the upper part of the phalanx.
The electronic interface of the force feedback data glove is made of PC with several acquisition cards.
www.caip.rutgers.edu /~bouzit/lrp/glove.html   (652 words)

  
 AN EVALUATION OF AN OBSTACLE AVOIDANCE FORCE FEEDBACK JOYSTICK   (Site not responding. Last check: 2007-10-25)
With the force feedback joystick, the wheelchair senses obstacles, warns the user, and prompts the user with a course of action; but the driver remains in control and can override the wheelchair's suggested path.
The magnitude of force was dependent on time-to-hit, angle between the velocity vector of the wheelchair and the edge of the closest obstacle, and the position of the joystick.
Second, while the subjects sat in their own wheelchairs, the position of the force feedback joystick was adjusted to the comfort of the user by a clinician experienced in positioning joysticks.
www.resna.org /ProfResources/Publications/Proceedings/2000/Seating/Joystick.php   (1228 words)

  
 Gamasutra - Features - "Cop a Feel....with Haptic Peripherals" [12.19.97]
The force response is in the general direction of the barrier, which makes the player hit the barrier again - hence the feedback loop.
A feedback loop was not appropriate for the example barrier collision (caused by the poor FOR choice), but in some cases it works out great.
DirectInput force feedback is a little detailed, but programming with it will increase the chances that all devices will work with your game.
www.gamasutra.com /features/19971219/walters_01.htm   (4151 words)

  
 GameSurge - Computer Hardware Review - RumbleFX Force Feedback Headphones   (Site not responding. Last check: 2007-10-25)
So from the plethora of force feedback equipment currently available ranging from certain Steering Wheels and Mice, to the somewhat more extravagant entire seats that massage your rear end while fragging into the early hours of the morning, it was not too much of a surprise to see another initiative taken into Force Feedback Headphones.
Technically this is not force feedback in the sense of replicating the direction of force caused by an in game object — i.e.
In a looser sense it is force feedback, whereby for example an explosion nearby could cause a force against you, to be felt locally around the ears through the vibration.
www.gamesurge.com /pc/hardware/reviews/rumblefx.shtml   (773 words)

  
 Nanorobotics - Force Feedback Manipulator
This device is made with three NMT modules, a calibrated force sensor and a Force Feedback Joystick.
The force sensor between manipulator and sample allows to apply or measure calibrated forces in the mN range by moving the actuator within some 100 nm.
Force sensors are used for automatic tip approch, to expand manipulators as micro tensile machines, or in closed loop operation with a Force Feedback Joystick:
www.nanomotor.de /n_force_feedback.htm   (376 words)

  
 Final Burn with Force Feedback
The magnitude of the force when the force is at its greatest.
The magnitude of the force when the force is at its weakest.
I wanted to add Force Feedback to the Powerdrift driver but I need a debugger to work out which memory address the motor settings were located at.
www.geocities.com /finalburnff   (538 words)

  
 Welcome to Saitek, Joysticks, Gamepads, Wheels, Keyboards, Chess and intelligent games   (Site not responding. Last check: 2007-10-25)
Force feedback was tested on some standard FF test-bed games: IL2: Forgotten Battles, NASCAR Racing Season 2003, and Grand Prix Legends.
Grand Prix Legends may be the best test of all, providing not only the standard feedback from bumps, off-road surfaces, and so on, but also very subtle changes in the feeling of wheel traction during different conditions, all of which were reproduced well with the Cyborg Evo Force.
The Force Feedback in the CEF was an instant factor and a very good.
www.saitekusa.com /usa/prod/cyborg_evo_force.htm   (316 words)

  
 3DsoundSurge Reviews: Evergreen's RumbleFX Force Feedback Headphones   (Site not responding. Last check: 2007-10-25)
For what it’s worth they are a fair bit more comfortable than the cup on the Takstar force feedback headphones sold by Xitel but not quite as comfortable as the cup on the lighter, open format Sennheiser HD 525 headphones that I normally use.
Overall pure sound quality (without force feedback) is quite good, but certainly not nearly as good as Evergreen’s PR material claims (they say it matches many $100-$169 units).
The solution, other than enabling the force feedback, is to use a headphone amplifier such as the Boostaroo ($20) or one that Evergreen Technologies will soon be releasing (expected by the end of April).
www.3dsoundsurge.com /reviews/RumbleFX/RumbleFX.html   (886 words)

  
 Force and Tactile Feedback
This is due to the complexity of delivering force feedback.
It provides force feedback using and exoskeleton mechanism that provides the necessary resistance to movement.
This feedback is displayed by heating the appropriate memory metal element positioned on the hand (probably in a glove).
www.hitl.washington.edu /scivw/EVE/I.C.ForceTactile.html   (966 words)

  
 SideWinder Force Feedback 2 Joystick
Force feedback describes the sensation you experience in your hands as you as you play certain games.
There are many force feedback supported games that have been predefined and are included in the software that comes with the joystick.
The SideWinder Force Feedback 2 is also the most sturdy, well built of the many joysticks you can choose from now, something you would expect for this pricey controller.
www.gtpcc.org /gtpcc/sidewinder.htm   (2049 words)

  
 The Control Center Review- Microsoft Force-Feedback Pro
The MS Sidewinder Force-Feedback Pro (MS FF Pro) is one of the first force feedback stick to hit the market (CH Products released the CH Force FX stick a year earlier).
Unless you are a diehard flightsim fan that must have force feedback you could spend half the money on a comparable non-FF controller.
The quality of the force feedback effects is dependent on the implementation by the company producing the software.
www.joy-stick.net /reviews/joysticks/ffpro.htm   (616 words)

  
 Force Feedback Developers Page   (Site not responding. Last check: 2007-10-25)
A programme really worth getting if you intend to build or program for force feedback devices is I force Studio which allows you to test different effects quickly and easily.
Direct X now handles force feedback (before DX5, software had to be written to support each specific force feedback device).
However, the Direct X DDK (Driver Development Kit) is very comprehensive, and actually provides a skeleton force feedback driver which does everything necessary, except for the actual implementation of the communication to the hardware.
www.kliese.wattle.id.au /~russell/forcefeedback   (636 words)

  
 Force Feedback Devices
We are talking about force feedback devices, which give us some feedback as a type of force during the interaction.
Force feedback steering wheel enhances the vibration of engines and gives us some feedback of the angle of tires.
All of them are suited for force feedback joystick and the effectiveness of these types of feedback depends on the sensibility of users.
ldt.stanford.edu /~yasukato/portfolio/class/cs147/as8   (1155 words)

  
 ActiveWin: Microsoft SideWinder Force Feedback Wheel: Review   (Site not responding. Last check: 2007-10-25)
Force feedback on/off switch and indicator lets you control the use of force feedback.
With Force Feedback Technology, the powerful 16bits 25Mhz co-processor generates lightening-fast force feedback effects providing the most realistic driving experience in a PC steering wheel.
Feedback forces are only enabled with games using Microsoft Force Feedback technology and are compatible with the Microsoft DirectX API version 5.0 or later.
www.activewin.com /reviews/hardware/joysticks/microsoft/ffwheel   (1439 words)

  
 Force feedback implementation in web pages (US6125385)   (Site not responding. Last check: 2007-10-25)
Force feedback is provided to a user of a client computer receiving information such as a web page over a network such as the World Wide Web from a server machine.
The client machine has a force feedback interface device through which the user experiences physical force feedback.
Generic force effects can be provided, which are applied uniformly at the client machine to all web page objects of a particular type as defined by user preferences at the client machine.
www.delphion.com /details?pn=US06125385__   (1008 words)

  
 Force Feedback Joystick
I-FORCE was derived from virtual environment and human factors research and done at the Advanced Displays and Spatial Perception Laboratory at Ames Research Center, in collaboration with Stanford University's Center for Design Research.
Immersion Corporation adapted the basic qualities of Force Feedback: the crispness of initial contact, the hardness of surface rigidity, and the cleanness of final release, all in a virtual environment.
Immersion's Rosenberg predicts that Force Feedback may go far beyond joysticks, such as a tool for handicapped people to escort unsteady hands or literally pushing open doors during a cyber-tour of a house for sale.
www.sti.nasa.gov /tto/spinoff1997/ch5.html   (590 words)

  
 Implementing force feedback over the World Wide Web and other computer networks (US6161126)   (Site not responding. Last check: 2007-10-25)
Force feedback is correlated to web page objects by a force feedback program running on the client and based on input information from the interface device, the web page objects, and the force feedback information.
Generic force effects can also be provided, which are applied uniformly at the client machine to all web page objects of a particular type as defined by user preferences at the client machine.
A web page is output by the interface, including force information to provide the force effects at a client.
www.delphion.com /details?pn=US06161126__   (1180 words)

  
 Review: RumbleFX Force Feedback Headphones
The Feedback Controller is a simple enough gadget, with a volume control, a red power light and a three-position switch.
When the Feedback Controller's turned on, according to Evergreen, a little digital signal processor in the Controller detects low bass signals and amplifies them selectively, sending the result to the bass shakers.
The wire to the Feedback Controller, which is connected to the left ear-cup, is only just long enough for the thing to sit neatly in your lap.
www.dansdata.com /rfxphones.htm   (4264 words)

  
 Overclockers Club - Logitech Wingman 3D Force Feedback Review
The Force 3D is fashioned after the redesigned WingMan joystick line that includes the Extreme Digital 3D and Attack joysticks.
Unlike other force feedback joysticks the base is slim- you will have a hard time visually identifying the stick as a force feedback device unless you spy the force feedback references imprinted on the base.
You plug the A/C adapter in to your wall (This powers the force feedback), then plug the USB cord in to the back of your computer (or usb hub), and then just pop the CD in and run the setup.
www.overclockersclub.com /reviews/wingman3dforcefeedback.php   (796 words)

  
 Gear: AudioFX Force Feedback Gaming Headset
There's a volume, feedback level and feedback on/off switch handily on the cord as well so adjusting its settings on the fly is pretty easy.
The feedback, or rather rumbling, that these headphones provide is equivalent to what you'd feel if you used a subwoofer as a headrest while playing Halo.
Since the feedback effect is strictly bass-driven, it'll work with anything that has a nice bottom end.
gear.ign.com /articles/594/594119p1.html   (867 words)

  
 Microsoft Force Feedback 2 Joystick Review (Drivers, Guide, Pictures)
Force feedback controllers have been becoming even more popular lately, with products from Saitek, Thrustmaster and Microsoft, consumers now have more of a choice when it comes to deciding the best product for their budget and requirements.
The proportion of the controller, which is largely taken up by the Force Feedback motor, is quite large and takes up a considerable amount of desk space.
Whilst this controller can be used for a variety of games the Force Feedback 2 Joystick provides well for the flight sim market and it has all the features to provide gamers with a realistic and fun experience.
www.hardwarefusion.net /content/000127.php   (645 words)

  
 Guillemot Force Feedback Wheel Review
A few years later some people waved their hands, mumbled a few words, and now we have force feedback wheels, which simulate real driving forces by offering resistance in the wheel.
It even sounds "with it." I-FORCE is used in most of the force feedback devices on the market today, and even used in medical equipment.
Guillemot is the manufacturer of the force feedback racing wheel we're reviewing today.
firingsquad.com /hardware/ferrariwheel   (529 words)

  
 WCES 1998 -- Force Feedback   (Site not responding. Last check: 2007-10-25)
So far at this CES we have seen the V4 Force Feedback Racing Wheel (and pedals) by Interact and the R4 Force Wheel (and pedals) by Saitek and neither has truly captured my attention.
It is entirely possible that the force definitions in Need For Speed III just suck and the wheel is just fine, but you'd think Interact would pick the software that shows off their product best and not just a big title.
The bottom line is that if you are considering buying a Force Feedback wheel set, do yourself a favor and try before you buy, or buy somewhere with a good return policy.
www.gamezero.com /team-0/articles/industry/wces_1999/force_feedback--p1.html   (471 words)

  
 Microsoft SideWinder Force Feedback 2 - Joystick Review   (Site not responding. Last check: 2007-10-25)
With a new on-board A/C power supply and optimized feedback system, you will feel every subtle force effect and have a rock solid base to enjoy it.
If you have ever been in the computer stores and seen everyone playing with the 'cool' feedback flight stick and getting these HUGE smiles on their faces - you can probably imagine the feeling we got when it showed up on the front door.
Microsoft did an excellent job implementing the various degrees of force in this controller and they again set a standard for force in a flightstick that others have to aim for.
www.joystickreview.com /microsoft/sidewinderforcefeedback2.asp   (962 words)

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